diff --git a/.github/workflows/commit.yaml b/.github/workflows/commit.yaml
index 71276fa..fa08fad 100644
--- a/.github/workflows/commit.yaml
+++ b/.github/workflows/commit.yaml
@@ -9,7 +9,7 @@ jobs:
       max-parallel: 1
       matrix:
         os: [ubuntu-latest]
-        version: ["3.12"]
+        version: ["3.11"]
     steps:
       - uses: actions/checkout@v4
       - name: set up python ${{ matrix.version }}
diff --git a/.github/workflows/weekly.yaml b/.github/workflows/weekly.yaml
index e899b2a..d393c8a 100644
--- a/.github/workflows/weekly.yaml
+++ b/.github/workflows/weekly.yaml
@@ -13,7 +13,7 @@ jobs:
       max-parallel: 1
       matrix:
         os: [ubuntu-latest]
-        version: ["3.12"]
+        version: ["3.11"]
     steps:
       - uses: actions/checkout@v4
         with: