diff --git a/copier.yml b/copier.yml
index 9669ae9..9ff4034 100644
--- a/copier.yml
+++ b/copier.yml
@@ -96,6 +96,13 @@ python_max:
   default: 14
   when: false
 
+# Set to true once 3.{python_max + 1} reaches beta (feature freeze),
+# to add it to the prerelease CI job. Alphas are too unstable to be useful.
+python_next_in_beta:
+  type: bool
+  default: false
+  when: false
+
 get_package_version_from_vcs:
   type: bool
   help: Use the version control system for versioning?
diff --git a/project_name/.github/workflows/ci.yml.jinja b/project_name/.github/workflows/ci.yml.jinja
index a2392c8..5527b85 100644
--- a/project_name/.github/workflows/ci.yml.jinja
+++ b/project_name/.github/workflows/ci.yml.jinja
@@ -191,9 +191,11 @@ jobs:
           - resolution: prerelease
             os: ubuntu-latest
             python-version: '3.{{ python_max }}'
+          {%- if python_next_in_beta %}
           - resolution: prerelease
             os: ubuntu-latest
             python-version: '3.{{ python_max + 1 }}'
+          {%- endif %}
       fail-fast: false
     {%- raw %}
     runs-on: ${{ matrix.os }}