diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dc10811..7eb8835 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Install toolchain
-        uses: jdx/mise-action@c2a87611a18de5b3828c5652fe268e992400cb5c # v4.3.0
+        uses: jdx/mise-action@08ae2a091c038e1e05ec6f5115dc5c69d5a2a6b8 # v5.1.2
         with:
           version: 2026.9.12
 
diff --git a/.github/workflows/gate.yml b/.github/workflows/gate.yml
index ae24b6b..f814336 100644
--- a/.github/workflows/gate.yml
+++ b/.github/workflows/gate.yml
@@ -31,7 +31,7 @@ jobs:
           persist-credentials: false
 
       - name: Install toolchain (base branch mise.toml)
-        uses: jdx/mise-action@c2a87611a18de5b3828c5652fe268e992400cb5c # v4.3.0
+        uses: jdx/mise-action@08ae2a091c038e1e05ec6f5115dc5c69d5a2a6b8 # v5.1.2
         with:
           version: 2026.9.12