diff --git a/phpBB/phpbb/ucp/controller/webpush.php b/phpBB/phpbb/ucp/controller/webpush.php
index 15e54956fb..cac2f10291 100644
--- a/phpBB/phpbb/ucp/controller/webpush.php
+++ b/phpBB/phpbb/ucp/controller/webpush.php
@@ -103,7 +103,7 @@ class webpush
 	{
 		if (!$this->request->is_ajax() || $this->user->data['is_bot'] || $this->user->data['user_type'] == USER_INACTIVE)
 		{
-			throw new http_exception(Response::HTTP_FORBIDDEN, 'Forbidden');
+			throw new http_exception(Response::HTTP_FORBIDDEN, 'NO_AUTH_OPERATION');
 		}
 
 		if ($this->user->id() !== ANONYMOUS)
@@ -132,7 +132,7 @@ class webpush
 		// Subscribe should only be available for logged-in "normal" users
 		if ($this->user->data['user_type'] == USER_IGNORE)
 		{
-			throw new http_exception(Response::HTTP_FORBIDDEN, 'Forbidden');
+			throw new http_exception(Response::HTTP_FORBIDDEN, 'NO_AUTH_OPERATION');
 		}
 
 		$item_id = $this->request->variable('item_id', 0);
@@ -192,7 +192,7 @@ class webpush
 			}
 		}
 
-		throw new http_exception(Response::HTTP_FORBIDDEN, 'Forbidden');
+		throw new http_exception(Response::HTTP_FORBIDDEN, 'NO_AUTH_OPERATION');
 	}
 
 	/**
@@ -251,7 +251,7 @@ class webpush
 		}
 
 		// Subscribe should only be available for logged-in "normal" users
-		if (!$this->request->is_ajax() || $this->user->id() == ANONYMOUS || $this->user->data['is_bot']
+		if (!$this->request->is_ajax() || $this->user->id() === ANONYMOUS || $this->user->data['is_bot']
 			|| $this->user->data['user_type'] == USER_IGNORE || $this->user->data['user_type'] == USER_INACTIVE)
 		{
 			throw new http_exception(Response::HTTP_FORBIDDEN, 'NO_AUTH_OPERATION');