diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index eb68ed5..96ee8b5 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -7,7 +7,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [ubuntu-18.04, ubuntu-20.04, ubuntu-22.04]
+        os: [ubuntu-20.04, ubuntu-22.04]
     runs-on: ${{ matrix.os }}
 
     steps: