diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 6e92ffe..2973ba2 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
         fail-fast: true
         matrix:
-            php: ['7.2', '7.3', '7.4']
+            php: ['7.2', '7.3', '7.4', '8.0']
             dependency-version: [prefer-lowest, prefer-stable]
 
     runs-on: ubuntu-latest