diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index ba2d172..86eeffe 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -21,7 +21,6 @@ jobs:
           - "lowest"
           - "highest"
         php-version:
-          - "8.1"
           - "8.2"
           - "8.3"
         operating-system: