diff --git a/.github/workflows/python-build.yml b/.github/workflows/python-build.yml
index 370108baf..6d92ae07c 100644
--- a/.github/workflows/python-build.yml
+++ b/.github/workflows/python-build.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11']
+        python-version: ['3.11', '3.12']
         os: [macos-latest, windows-latest]
     steps:
     - uses: actions/checkout@v3
diff --git a/.github/workflows/python-stylecheck.yml b/.github/workflows/python-stylecheck.yml
index 6f2e2b9f7..5a619e7f2 100644
--- a/.github/workflows/python-stylecheck.yml
+++ b/.github/workflows/python-stylecheck.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9']
+        python-version: ['3.12']
 
     steps:
     - uses: actions/checkout@v3
diff --git a/.github/workflows/python-unittests.yml b/.github/workflows/python-unittests.yml
index 7eca54302..78876f1d8 100644
--- a/.github/workflows/python-unittests.yml
+++ b/.github/workflows/python-unittests.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11']
+        python-version: ['3.11', '3.12']
         os: [windows-latest, macos-latest, ubuntu-latest]
     steps:
     - uses: actions/checkout@v3