diff --git a/meta/phpunit/.phpstorm.meta.php b/meta/phpunit/.phpstorm.meta.php
index 319b8b5e9..4e08f9500 100644
--- a/meta/phpunit/.phpstorm.meta.php
+++ b/meta/phpunit/.phpstorm.meta.php
@@ -36,6 +36,11 @@
         map(["" => "$0"])
     );
 
+    override(
+        \PHPUnit\Framework\TestCase::getMockForTrait(0),
+        map(["" => "$0"])
+    );
+
     override(
         \PHPUnit_Framework_TestCase::createMock(0),
         map(["" => "$0"])