diff --git a/.github/workflows/php-test.yml b/.github/workflows/php-test.yml
index fc99ab8..74d2bd8 100644
--- a/.github/workflows/php-test.yml
+++ b/.github/workflows/php-test.yml
@@ -9,7 +9,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     defaults:
       run:
         working-directory: ./scripts/php