diff --git a/components/string.rst b/components/string.rst
index 83a3f875491..3db3a5df851 100644
--- a/components/string.rst
+++ b/components/string.rst
@@ -453,7 +453,7 @@ the injected slugger is the same as the request locale::
 
         public function someMethod()
         {
-            $slug = $slugger->slug('...');
+            $slug = $this->slugger->slug('...');
         }
     }