diff --git a/.github/workflows/cmake-single-platform.yml b/.github/workflows/cmake-single-platform.yml
index ef66f18..2c04187 100644
--- a/.github/workflows/cmake-single-platform.yml
+++ b/.github/workflows/cmake-single-platform.yml
@@ -12,7 +12,7 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
 
     steps:
       - name: Checkout code