diff --git a/.github/phpstan.neon b/.github/phpstan.neon
index ade4c94d571..95ace89b5b8 100644
--- a/.github/phpstan.neon
+++ b/.github/phpstan.neon
@@ -2,6 +2,7 @@ includes:
     - ../vendor/macopedia/phpstan-magento1/extension.neon
     - phpstan-baseline.neon
 parameters:
+    phpVersion: 80000 # PHP 8.0
     magentoRootPath: %currentWorkingDirectory%
     paths:
          - %currentWorkingDirectory%/app/code/core/Mage