diff --git a/EventListener/IsGrantedListener.php b/EventListener/IsGrantedListener.php
index 419e9d80..7cb8c461 100644
--- a/EventListener/IsGrantedListener.php
+++ b/EventListener/IsGrantedListener.php
@@ -97,6 +97,7 @@ private function getIsGrantedString(IsGranted $isGranted)
         $attributes = array_map(function ($attribute) {
             return sprintf('"%s"', $attribute);
         }, (array) $isGranted->getAttributes());
+
         if (1 === \count($attributes)) {
             $argsString = reset($attributes);
         } else {
@@ -104,7 +105,15 @@ private function getIsGrantedString(IsGranted $isGranted)
         }
 
         if (null !== $isGranted->getSubject()) {
-            $argsString = sprintf('%s, %s', $argsString, $isGranted->getSubject());
+            $subjects = array_map(function ($subject) {
+                return sprintf('%s', $subject);
+            }, (array) $isGranted->getSubject());
+
+            if (1 === \count($subjects)) {
+                $argsString = sprintf('%s, %s', $argsString, reset($subjects));
+            } else {
+                $argsString = sprintf('%s, [%s]', $argsString, implode(', ', $subjects));
+            }
         }
 
         return $argsString;
diff --git a/Tests/EventListener/IsGrantedListenerTest.php b/Tests/EventListener/IsGrantedListenerTest.php
index d41e4fd3..9a0fc274 100644
--- a/Tests/EventListener/IsGrantedListenerTest.php
+++ b/Tests/EventListener/IsGrantedListenerTest.php
@@ -125,7 +125,9 @@ public function testAccessDeniedMessages(array $attributes, $subject, $expectedM
         // avoid the error of the subject not being found in the request attributes
         $arguments = [];
         if (null !== $subject) {
-            $arguments[$subject] = 'bar';
+            foreach ((array) $subject as $value) {
+                $arguments[$value] = 'bar';
+            }
         }
 
         $listener = new IsGrantedListener($this->createArgumentNameConverter($arguments), $authChecker);
@@ -146,6 +148,8 @@ public function getAccessDeniedMessageTests()
         yield [['ROLE_ADMIN'], null, 'Access Denied by controller annotation @IsGranted("ROLE_ADMIN")'];
         yield [['ROLE_ADMIN', 'ROLE_USER'], null, 'Access Denied by controller annotation @IsGranted(["ROLE_ADMIN", "ROLE_USER"])'];
         yield [['ROLE_ADMIN', 'ROLE_USER'], 'product', 'Access Denied by controller annotation @IsGranted(["ROLE_ADMIN", "ROLE_USER"], product)'];
+        yield [['ROLE_ADMIN', 'ROLE_USER'], ['product'], 'Access Denied by controller annotation @IsGranted(["ROLE_ADMIN", "ROLE_USER"], product)'];
+        yield [['ROLE_ADMIN', 'ROLE_USER'], ['product', 'feature'], 'Access Denied by controller annotation @IsGranted(["ROLE_ADMIN", "ROLE_USER"], [product, feature])'];
     }
 
     /**