diff --git a/.github/workflows/gramps-ci.yml b/.github/workflows/gramps-ci.yml
index aa0de5c3c..e187eba6f 100644
--- a/.github/workflows/gramps-ci.yml
+++ b/.github/workflows/gramps-ci.yml
@@ -28,7 +28,7 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2