diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8d46fd1..f6442a9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,7 +10,7 @@ on:
 
 jobs:
     test:
-        runs-on: ubuntu-18.04
+        runs-on: ubuntu-latest
 
         steps:
             - name: checkout