diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a46fdf7d..cf0e89e1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ on:
     branches: [ '**' ]
 jobs:
   test:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
       - name: Checkout repository