diff --git a/.github/workflows/continious-integration.yml b/.github/workflows/continious-integration.yml
index 620981a..25422ce 100644
--- a/.github/workflows/continious-integration.yml
+++ b/.github/workflows/continious-integration.yml
@@ -9,7 +9,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Check out repository
         uses: actions/checkout@v2