diff --git a/tests/unit/lib/classes/StudipControllerTest.php b/tests/unit/lib/classes/StudipControllerTest.php
index 2b25bc4435ff2a28e7f43c0842a249e768678fcb..0eea6710be7c8b48789894b0dd2ee3916b0b98d8 100644
--- a/tests/unit/lib/classes/StudipControllerTest.php
+++ b/tests/unit/lib/classes/StudipControllerTest.php
@@ -182,6 +182,9 @@ final class StudipControllerTest extends Codeception\Test\Unit
         $this->getController()->relocate(...$args);
     }
 
+    /**
+     * @covers StudipController::get_assigned_variables
+     */
     public function testVariableAssignment(): void
     {
         $controller = $this->getController();