diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 97115f1e7..4a7f075cf 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -3,7 +3,7 @@ on: [push, pull_request]
 
 jobs:
   linux-os:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
     - name: Update APT
       run: sudo apt-get update