diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index ae83522f..9cea67a2 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -18,7 +18,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-24.04, ubuntu-22.04, ubuntu-20.04]
+        os: [ubuntu-24.04, ubuntu-22.04]
 
     steps:    
     - name: Install dependencies