diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 14b85ab..11531c4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
   build:
     strategy:
       matrix:
-        os: [ubuntu-latest, ubuntu-20.04]
+        os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
     env:
       BUILD_TYPE: Release