diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a743b7a..a92d5a4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,8 +13,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ '3.8', '3.9', '3.10', '3.11' ]
-        os: [ ubuntu-18.04, macOS-latest, windows-latest ]
+        python-version: [ '3.9', '3.10', '3.11', '3.12' ]
+        os: [ ubuntu-latest, macOS-latest, windows-latest ]
 
     steps:
       - name: Checkout