diff --git a/.github/workflows/sync_base.yaml b/.github/workflows/sync_base.yaml
index 770f1f4..316e579 100644
--- a/.github/workflows/sync_base.yaml
+++ b/.github/workflows/sync_base.yaml
@@ -20,7 +20,7 @@ jobs:
       - uses: actions/setup-python@v6
         id: setup-python
         with:
-          python-version: '3.14'
+          python-version: '3.15'
       - uses: actions/cache@v5
         with:
           path: |
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index c0dd019..2ac2f16 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
-          python-version: 3.14
+          python-version: 3.15
       - uses: Gr1N/setup-poetry@v9
       - uses: actions/cache@v5
         with:
@@ -64,7 +64,7 @@ jobs:
     - uses: actions/checkout@v6
     - uses: actions/setup-python@v6
       with:
-        python-version: 3.14
+        python-version: 3.15
     - uses: Gr1N/setup-poetry@v9
     - uses: actions/cache@v5
       with: