diff --git a/controller_manager/doc/userdoc.rst b/controller_manager/doc/userdoc.rst
index f2c0b5cc7a..94bb390c46 100644
--- a/controller_manager/doc/userdoc.rst
+++ b/controller_manager/doc/userdoc.rst
@@ -184,7 +184,7 @@ There are two scripts to interact with controller manager from launch files:
 
 
 ``hardware_spawner``
-^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^
 
 .. code-block:: console