diff --git a/service_container/tags.rst b/service_container/tags.rst
index 7a031c886e7..3a547042de7 100644
--- a/service_container/tags.rst
+++ b/service_container/tags.rst
@@ -1290,7 +1290,7 @@ be used directly on the class of the service you want to configure::
     }
 
 You can apply the ``#[AsTaggedItem]`` attribute multiple times to register the
-same service under different indexes:
+same service under different indexes::
 
     #[AsTaggedItem(index: 'handler_one', priority: 5)]
     #[AsTaggedItem(index: 'handler_two', priority: 20)]