diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 22588ea..9cda4cf 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -26,13 +26,15 @@ jobs:
             - .github/workflows/main.yml
             - '**/*.py'
             - '**/*.toml'
+            - uv.lock
 
   main-real:
     needs: [changes]
     if: needs.changes.outputs.project_files == 'true'
-    uses: asottile/workflows/.github/workflows/tox.yml@75fa946a6d3d763b75b3a6669c18dc4d1822e939 # v1.11.1
+    uses: mxr/workflows/.github/workflows/tox-uv.yml@3a7c6eb381a0464b3e102d92616439dfeac92e26 # v0.3.0
     with:
-      env: '["py311", "py312", "py313", "py314", "py315", "pypy3"]'
+      env: '["py311", "py312", "py313", "py314", "py315", "pypy311"]'
+      os: ubuntu-26.04
   main:
     needs: [changes, main-real]
     if: always()
@@ -52,7 +54,7 @@ jobs:
   main-win-real:
     needs: [changes]
     if: needs.changes.outputs.project_files == 'true'
-    uses: asottile/workflows/.github/workflows/tox.yml@75fa946a6d3d763b75b3a6669c18dc4d1822e939 # v1.11.1
+    uses: mxr/workflows/.github/workflows/tox-uv.yml@3a7c6eb381a0464b3e102d92616439dfeac92e26 # v0.3.0
     with:
       env: '["py311"]'
       os: windows-2025