diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 3997c5d..ddef136 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -30,7 +30,7 @@ jobs:
           persist-credentials: false
       - uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e  # v0.9.4
         with:
-          pixi-version: v0.74.0
+          pixi-version: v0.83.0
       - name: Run tests
         run: pixi run test
 
@@ -51,6 +51,6 @@ jobs:
           persist-credentials: false
       - uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e  # v0.9.4
         with:
-          pixi-version: v0.74.0
+          pixi-version: v0.83.0
       - name: Build docs
         run: pixi run docs
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 1a8351b..23d762b 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -35,7 +35,7 @@ jobs:
       # set up pixi
       - uses: prefix-dev/setup-pixi@v0.9.4
         with:
-          pixi-version: v0.74.0
+          pixi-version: v0.83.0
 
       # set up pages
       - name: Setup Pages
diff --git a/pixi.lock b/pixi.lock
index a4e13ee..a49ad0e 100644
--- a/pixi.lock
+++ b/pixi.lock
@@ -273,10 +273,10 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/boto3-1.43.72-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/botocore-1.43.73-pyhd8ed1ab_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-hbd8a1cb_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-hbd8a1cb_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/cached-property-1.5.2-hd8ed1ab_2.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/cached_property-1.5.2-pyha770c72_2.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.7.22-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.10.23-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/charset-normalizer-3.5.1-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/click-8.4.2-pyhc90fa1f_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/colorama-0.4.6-pyhd8ed1ab_1.conda
@@ -338,7 +338,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pathspec-1.1.1-pyhd8ed1ab_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-25.3-pyh145f28c_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-26.2.2-pyh145f28c_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/plotly-6.9.0-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/pluggy-1.6.0-pyhf9edf01_1.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/ply-3.11-pyhd8ed1ab_3.conda
@@ -408,7 +408,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/zipp-4.1.0-pyhcf101f3_0.conda
-      - conda_source: gsas-ii[c612d310] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+      - conda_source: gsas-ii[705ab4b1] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
       - pypi: ./
       osx-arm64:
       - conda: https://conda.anaconda.org/conda-forge/noarch/_python_abi3_support-1.0-hd8ed1ab_3.conda
@@ -420,10 +420,10 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/boto3-1.43.72-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/botocore-1.43.73-pyhd8ed1ab_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-hbd8a1cb_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-hbd8a1cb_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/cached-property-1.5.2-hd8ed1ab_2.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.7.22-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.10.23-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/charset-normalizer-3.5.1-pyhd8ed1ab_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/colorama-0.4.6-pyhd8ed1ab_1.conda
@@ -485,7 +485,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pathspec-1.1.1-pyhd8ed1ab_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-25.3-pyh145f28c_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-26.2.2-pyh145f28c_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/plotly-6.9.0-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/pluggy-1.6.0-pyhf9edf01_1.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/ply-3.11-pyhd8ed1ab_3.conda
@@ -721,7 +721,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/osx-arm64/zstd-1.5.7-hf451053_7.conda
-      - conda_source: gsas-ii[4cc191fc] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+      - conda_source: gsas-ii[a0c544c1] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
       - pypi: ./
       win-64:
       - conda: https://conda.anaconda.org/conda-forge/noarch/_python_abi3_support-1.0-hd8ed1ab_3.conda
@@ -733,10 +733,10 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/botocore-1.43.73-pyhd8ed1ab_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-h4c7d964_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-h4c7d964_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/cached-property-1.5.2-hd8ed1ab_2.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.7.22-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.10.23-pyhd8ed1ab_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/pathspec-1.1.1-pyhd8ed1ab_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-25.3-pyh145f28c_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-26.2.2-pyh145f28c_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/plotly-6.9.0-pyhd8ed1ab_0.conda
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       - conda: https://conda.anaconda.org/conda-forge/noarch/ply-3.11-pyhd8ed1ab_3.conda
@@ -1033,7 +1033,7 @@ environments:
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       - conda: https://conda.anaconda.org/conda-forge/win-64/zlib-ng-2.3.3-h0261ad2_1.conda
       - conda: https://conda.anaconda.org/conda-forge/win-64/zstd-1.5.7-h534d264_7.conda
-      - conda_source: gsas-ii[757c8b7f] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+      - conda_source: gsas-ii[764dc2fc] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
       - pypi: ./
   easydiff:
     channels:
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       - conda: https://conda.anaconda.org/conda-forge/noarch/boto3-1.43.74-pyhd8ed1ab_0.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-hbd8a1cb_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-hbd8a1cb_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/cached-property-1.5.2-hd8ed1ab_2.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.7.22-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.10.23-pyhd8ed1ab_0.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-25.3-pyh145f28c_0.conda
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+      - conda_source: gsas-ii[2405a77b] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-hbd8a1cb_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-hbd8a1cb_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/cached-property-1.5.2-hd8ed1ab_2.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.7.22-pyhd8ed1ab_0.conda
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/pip-25.3-pyh145f28c_0.conda
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+      - conda_source: gsas-ii[1c590430] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
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-      - conda: https://conda.anaconda.org/conda-forge/noarch/certifi-2026.7.22-pyhd8ed1ab_0.conda
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-- conda_source: gsas-ii[6e030bcb] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+- conda_source: gsas-ii[705ab4b1] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
   version: 2.0.0
   build: hb0f4dca_0
   subdir: linux-64
   variants:
     target_platform: linux-64
   depends:
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-  - seekpath >=2.1.0,<3
-  - pybaselines >=1.2.0,<2
   - libgcc-ng
   - libgfortran5
+  - matplotlib-base >=3.10.0,<4
+  - numpy >=1.23,<3
+  - numpy >=2.2.1,<2.5.0
+  - pillow >=11.1.0,<12
+  - pybaselines >=1.2.0,<2
+  - pycifrw >=4.4.0
+  - pyopengl >=3.1.6,<4
   - python >=3.10
   - python_abi 3.13.* *_cp313
+  - requests >=2.32.3,<3
+  - scipy >=1.15.0,<2
+  - seekpath >=2.1.0,<3
+  - wxpython >=4.2.2,<5
+  - xmltodict >=0.14.2,<0.15
+  - zarr >=2.18.3,<4
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+  - conda: https://conda.anaconda.org/conda-forge/linux-64/libsanitizer-16.1.0-hf2715c6_1.conda
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+  - conda: https://conda.anaconda.org/conda-forge/linux-64/libstdcxx-16.1.0-h934c35e_1.conda
   - conda: https://conda.anaconda.org/conda-forge/linux-64/libuuid-2.42.2-h5347b49_0.conda
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@@ -17083,10 +17058,10 @@ packages:
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-  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-hbd8a1cb_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-hbd8a1cb_0.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/kernel-headers_linux-64-4.18.0-he073ed8_9.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/libgcc-devel_linux-64-16.1.0-h59071f9_102.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/libstdcxx-devel_linux-64-16.1.0-h41cdd0d_102.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/libgcc-devel_linux-64-16.1.0-h59071f9_101.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/libstdcxx-devel_linux-64-16.1.0-h41cdd0d_101.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/meson-1.12.0-pyhcf101f3_0.conda
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   - conda: https://conda.anaconda.org/conda-forge/noarch/packaging-26.3-pyhc364b38_0.conda
@@ -17097,35 +17072,35 @@ packages:
   - conda: https://conda.anaconda.org/conda-forge/noarch/tomli-2.4.1-pyhcf101f3_0.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/tzdata-2026c-h151e31d_0.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/wheel-0.45.1-pyhd8ed1ab_1.conda
-- conda_source: gsas-ii[757c8b7f] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+- conda_source: gsas-ii[764dc2fc] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
   version: 2.0.0
   build: h9490d1a_0
   subdir: win-64
   variants:
     target_platform: win-64
   depends:
-  - numpy >=2.2.1,<2.5.0
-  - numpy >=1.23,<3
-  - scipy >=1.15.0,<2
-  - pycifrw >=4.4.0
-  - wxpython >=4.2.2,<5
-  - matplotlib-base >=3.10.0,<4
-  - pyopengl >=3.1.6,<4
   - h5py >=3.12.1,<4
-  - pillow >=11.1.0,<12
-  - requests >=2.32.3,<3
   - imageio >=2.36.1,<3
-  - zarr >=2.18.3,<4
-  - xmltodict >=0.14.2,<0.15
-  - seekpath >=2.1.0,<3
-  - pybaselines >=1.2.0,<2
   - libgcc
   - libgfortran5
   - libwinpthread
+  - matplotlib-base >=3.10.0,<4
+  - numpy >=1.23,<3
+  - numpy >=2.2.1,<2.5.0
+  - pillow >=11.1.0,<12
+  - pybaselines >=1.2.0,<2
+  - pycifrw >=4.4.0
+  - pyopengl >=3.1.6,<4
   - python >=3.10
   - python_abi 3.13.* *_cp313
+  - requests >=2.32.3,<3
+  - scipy >=1.15.0,<2
+  - seekpath >=2.1.0,<3
+  - wxpython >=4.2.2,<5
+  - xmltodict >=0.14.2,<0.15
+  - zarr >=2.18.3,<4
   host_packages:
-  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-h4c7d964_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-h4c7d964_0.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/libgcc-devel_win-64-16.1.0-hecf7705_101.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/libstdcxx-devel_win-64-16.1.0-hc76ffd0_101.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/m2w64-sysroot_win-64-12.0.0.r4.gg4f2fc60ca-hd8ed1ab_10.conda
@@ -17188,35 +17163,139 @@ packages:
   - conda: https://conda.anaconda.org/conda-forge/win-64/vc14_runtime-14.51.36247-habf1de7_41.conda
   - conda: https://conda.anaconda.org/conda-forge/win-64/vcomp14-14.51.36247-habf1de7_41.conda
   - conda: https://conda.anaconda.org/conda-forge/win-64/zstd-1.5.7-h534d264_7.conda
-- conda_source: gsas-ii[9f4a2ba7] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+- conda_source: gsas-ii[a0c544c1] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
   version: 2.0.0
-  build: h9490d1a_0
-  subdir: win-64
+  build: h60d57d3_0
+  subdir: osx-arm64
   variants:
-    target_platform: win-64
+    target_platform: osx-arm64
   depends:
-  - numpy >=2.2.1,<2.5.0
+  - h5py >=3.12.1,<4
+  - imageio >=2.36.1,<3
+  - libgfortran5
+  - matplotlib-base >=3.10.0,<4
   - numpy >=1.23,<3
-  - scipy >=1.15.0,<2
+  - numpy >=2.2.1,<2.5.0
+  - pillow >=11.1.0,<12
+  - pybaselines >=1.2.0,<2
   - pycifrw >=4.4.0
-  - wxpython >=4.2.2,<5
-  - matplotlib-base >=3.10.0,<4
   - pyopengl >=3.1.6,<4
-  - h5py >=3.12.1,<4
-  - pillow >=11.1.0,<12
+  - python >=3.10
+  - python_abi 3.13.* *_cp313
   - requests >=2.32.3,<3
-  - imageio >=2.36.1,<3
-  - zarr >=2.18.3,<4
-  - xmltodict >=0.14.2,<0.15
+  - scipy >=1.15.0,<2
   - seekpath >=2.1.0,<3
-  - pybaselines >=1.2.0,<2
+  - wxpython >=4.2.2,<5
+  - xmltodict >=0.14.2,<0.15
+  - zarr >=2.18.3,<4
+  host_packages:
+  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-hbd8a1cb_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/compiler-rt_osx-arm64-19.1.7-he32a8d3_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/libcxx-headers-19.1.7-h707e725_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/libgfortran-devel_osx-arm64-14.4.0-h07b0088_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/meson-1.12.0-pyhcf101f3_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/meson-python-0.17.1-pyh70fd9c4_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/packaging-26.3-pyhc364b38_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/pip-24.3.1-pyh145f28c_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/pyproject-metadata-0.9.1-pyhd8ed1ab_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/python_abi-3.13-8_cp313.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/sdkroot_env_osx-arm64-26.0-ha3f98da_7.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/tomli-2.4.1-pyhcf101f3_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/tzdata-2026c-h151e31d_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/wheel-0.45.1-pyhd8ed1ab_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/_openmp_mutex-4.5-7_kmp_llvm.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/bzip2-1.0.8-h4e30115_10.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/c-compiler-1.11.0-h61f9b84_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/cctools-1030.6.3-llvm19_1_hd01ab73_5.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/cctools_impl_osx-arm64-1030.6.3-llvm19_1_hc7668c6_5.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/cctools_osx-arm64-1030.6.3-llvm19_1_hd01ab73_5.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clang-19-19.1.7-default_hf3020a7_9.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clang-19.1.7-default_hf9bcbb7_9.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clang_impl_osx-arm64-19.1.7-default_hc11f16d_9.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clang_osx-arm64-19.1.7-h75f8d18_34.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clangxx-19.1.7-default_hc995acf_9.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clangxx_impl_osx-arm64-19.1.7-default_hc11f16d_9.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/clangxx_osx-arm64-19.1.7-h75f8d18_34.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/compiler-rt-19.1.7-h855ad52_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/compilers-1.11.0-hce30654_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/cxx-compiler-1.11.0-h88570a1_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/cython-3.2.9-py313hd1249e6_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/fortran-compiler-1.11.0-h81a4f41_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/gfortran-14.4.0-h3ef1dbf_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/gfortran_impl_osx-arm64-14.4.0-h604baf6_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/gfortran_osx-arm64-14.4.0-h3c33bd0_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/gmp-6.3.0-hf5e55b1_3.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/icu-78.3-py310h579977c_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/isl-0.26-imath32_h347afa1_101.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/ld64-956.6-llvm19_1_he86490a_5.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/ld64_osx-arm64-956.6-llvm19_1_ha2625f7_5.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libblas-3.11.0-9_h51639a9_openblas.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libcblas-3.11.0-9_hb0561ab_openblas.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libclang-cpp19.1-19.1.7-default_hf3020a7_9.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libcxx-22.1.8-h55c6f16_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libcxx-devel-19.1.7-h6dc3340_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libexpat-2.8.1-hf6b4638_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libffi-3.7.0-hcf2aa1b_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libgcc-16.1.0-h3cf6597_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libgfortran-16.1.0-h07b0088_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libgfortran5-16.1.0-h32cdfcc_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libiconv-1.18-he4c29f2_3.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/liblapack-3.11.0-9_hd9741b5_openblas.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libllvm19-19.1.7-h8e0c9ce_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/liblzma-5.8.3-h8088a28_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libmpdec-4.0.0-h84a0fba_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libopenblas-0.3.34-openmp_he657e61_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libsigtool-0.1.3-h98dc951_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libsqlite-3.53.4-hca69786_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libxml2-16-2.15.3-h5ef1a60_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libxml2-2.15.3-h5654f7c_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/libzlib-1.3.2-h8088a28_3.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/llvm-openmp-22.1.8-hc7d1edf_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/llvm-tools-19-19.1.7-h91fd4e7_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/llvm-tools-19.1.7-h855ad52_2.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/mpc-1.4.0-h169892a_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/mpfr-4.2.2-h6bc93b0_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/ncurses-6.6-he64c551_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/ninja-1.13.2-h3feff0a_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/numpy-2.4.6-py313hce9b930_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/openssl-3.6.3-hd24854e_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/pkg-config-0.29.2-hdc6e874_1011.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/python-3.13.15-hf1cfe1e_101_cp313.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/readline-8.3-h8b90a29_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/sigtool-codesign-0.1.3-h98dc951_1.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/tapi-1600.0.11.8-hb561403_3.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/tk-8.6.13-hd3d0363_3.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/zlib-1.3.2-h8088a28_3.conda
+  - conda: https://conda.anaconda.org/conda-forge/osx-arm64/zstd-1.5.7-hf451053_7.conda
+- conda_source: gsas-ii[ce80d010] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
+  version: 2.0.0
+  build: h9490d1a_0
+  subdir: win-64
+  variants:
+    target_platform: win-64
+  depends:
+  - h5py >=3.12.1,<4
+  - imageio >=2.36.1,<3
   - libgcc
   - libgfortran5
   - libwinpthread
+  - matplotlib-base >=3.10.0,<4
+  - numpy >=1.23,<3
+  - numpy >=2.2.1,<2.5.0
+  - pillow >=11.1.0,<12
+  - pybaselines >=1.2.0,<2
+  - pycifrw >=4.4.0
+  - pyopengl >=3.1.6,<4
   - python >=3.10
   - python_abi 3.13.* *_cp313
+  - requests >=2.32.3,<3
+  - scipy >=1.15.0,<2
+  - seekpath >=2.1.0,<3
+  - wxpython >=4.2.2,<5
+  - xmltodict >=0.14.2,<0.15
+  - zarr >=2.18.3,<4
   host_packages:
-  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-h4c7d964_0.conda
+  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.10.19-h4c7d964_0.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/libgcc-devel_win-64-16.1.0-hecf7705_102.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/libstdcxx-devel_win-64-16.1.0-hc76ffd0_102.conda
   - conda: https://conda.anaconda.org/conda-forge/noarch/m2w64-sysroot_win-64-12.0.0.r4.gg4f2fc60ca-hd8ed1ab_10.conda
@@ -17280,84 +17359,6 @@ packages:
   - conda: https://conda.anaconda.org/conda-forge/win-64/vc14_runtime-14.51.36247-habf1de7_41.conda
   - conda: https://conda.anaconda.org/conda-forge/win-64/vcomp14-14.51.36247-habf1de7_41.conda
   - conda: https://conda.anaconda.org/conda-forge/win-64/zstd-1.5.7-h534d264_7.conda
-- conda_source: gsas-ii[c612d310] @ git+https://github.com/tacaswell/gsas-ii?rev=enh%2Fpixi_pkg#e0910fc19bdd829a10f0204e3e4f4eaa38ad5e0f
-  version: 2.0.0
-  build: hb0f4dca_0
-  subdir: linux-64
-  variants:
-    target_platform: linux-64
-  depends:
-  - numpy >=2.2.1,<2.5.0
-  - numpy >=1.23,<3
-  - scipy >=1.15.0,<2
-  - pycifrw >=4.4.0
-  - wxpython >=4.2.2,<5
-  - matplotlib-base >=3.10.0,<4
-  - pyopengl >=3.1.6,<4
-  - h5py >=3.12.1,<4
-  - pillow >=11.1.0,<12
-  - requests >=2.32.3,<3
-  - imageio >=2.36.1,<3
-  - zarr >=2.18.3,<4
-  - xmltodict >=0.14.2,<0.15
-  - seekpath >=2.1.0,<3
-  - pybaselines >=1.2.0,<2
-  - libgcc-ng
-  - libgfortran5
-  - python >=3.10
-  - python_abi 3.13.* *_cp313
-  host_packages:
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/_openmp_mutex-4.5-20_gnu.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/binutils_impl_linux-64-2.46.1-default_hfdba357_102.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/bzip2-1.0.8-hda65f42_10.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/conda-gcc-specs-16.1.0-h5a3cd76_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/cython-3.2.9-py313hc80a56d_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/gcc-16.1.0-hc6a0c74_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/gcc_impl_linux-64-16.1.0-h5fcb69b_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/gfortran-16.1.0-hd47ba16_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/gfortran_impl_linux-64-16.1.0-h08e1a1a_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/icu-78.3-py310h44b86e0_2.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/ld_impl_linux-64-2.46.1-default_hbd61a6d_102.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libblas-3.11.0-9_h4a7cf45_openblas.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libcblas-3.11.0-9_h0358290_openblas.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libexpat-2.8.1-hecca717_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libffi-3.7.0-h3435931_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libgcc-16.1.0-ha9f2e26_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libgfortran-16.1.0-h69a702a_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libgfortran5-16.1.0-h79bb938_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libgomp-16.1.0-he0feb66_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/liblapack-3.11.0-9_h47877c9_openblas.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/liblzma-5.8.3-hb03c661_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libmpdec-4.0.0-hb03c661_2.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libopenblas-0.3.34-pthreads_h94d23a6_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libsanitizer-16.1.0-hf2715c6_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libsqlite-3.53.4-h13e7031_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libstdcxx-16.1.0-h934c35e_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libuuid-2.42.2-h5347b49_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/libzlib-1.3.2-h25fd6f3_3.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/ncurses-6.6-hdb14827_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/ninja-1.13.2-h171cf75_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/numpy-2.4.6-py313hf6604e3_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/openssl-3.6.3-h35e630c_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/pkg-config-0.29.2-h7c397b8_1011.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/python-3.13.15-hb101c97_101_cp313.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/readline-8.3-hd6e31c0_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/tk-8.6.13-noxft_hd70dff1_3.conda
-  - conda: https://conda.anaconda.org/conda-forge/linux-64/zstd-1.5.7-hb78ec9c_7.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/ca-certificates-2026.7.22-hbd8a1cb_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/kernel-headers_linux-64-4.18.0-he073ed8_9.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/libgcc-devel_linux-64-16.1.0-h59071f9_101.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/libstdcxx-devel_linux-64-16.1.0-h41cdd0d_101.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/meson-1.12.0-pyhcf101f3_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/meson-python-0.17.1-pyh70fd9c4_1.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/packaging-26.3-pyhc364b38_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/pip-24.3.1-pyh145f28c_2.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/pyproject-metadata-0.9.1-pyhd8ed1ab_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/python_abi-3.13-8_cp313.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/sysroot_linux-64-2.28-h4ee821c_9.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/tomli-2.4.1-pyhcf101f3_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/tzdata-2026c-h151e31d_0.conda
-  - conda: https://conda.anaconda.org/conda-forge/noarch/wheel-0.45.1-pyhd8ed1ab_1.conda
 - pypi: ./
   name: powderline
   requires_dist:
diff --git a/pixi.toml b/pixi.toml
index 8f23b6e..d3185fb 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -1,4 +1,5 @@
 [workspace]
+requires-pixi = ">=0.82.1"
 authors = ["Dan Olds <dpolds@gmail.com>", "Adam Corrao <95718914+AdamCorrao@users.noreply.github.com>"]
 channels = ["conda-forge"]
 name = "PowderLine"
@@ -39,7 +40,7 @@ scipy = ">=1.15.0,<2"
 tomli = ">=2.2.1,<3"
 wheel = ">=0.45.1,<0.46"
 wxpython = ">=4.2.2,<5"
-pip = ">=25.2,<26"
+pip = ">=26.2.2"
 zarr = ">=2.18.3,<4"
 xmltodict = ">=0.14.2,<0.15"
 pycifrw = ">=4.4.0"