diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index f2ddcde0..c4e3b522 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.12"]
 
     steps:
     - name: Checkout source code
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 78470c6f..f85d353c 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -21,7 +21,7 @@ jobs:
 #            python-version: "3.8"
           - os: windows-2019
             visual_studio: "Visual Studio 16 2019"
-            python-version: "3.11"
+            python-version: "3.12"
     env:
       build_dir: "build"
       config: "Release"