diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 46c9e3e..3a26fef 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,7 +5,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-latest, windows-latest]
         python-ver: [3.7, 3.8, 3.9, '3.10', 3.11, 3.12]
 
     runs-on: ${{ matrix.os }}