diff --git a/src/Resources/doc/index.rst b/src/Resources/doc/index.rst
index 4992e90..2ed8bc6 100644
--- a/src/Resources/doc/index.rst
+++ b/src/Resources/doc/index.rst
@@ -50,8 +50,8 @@ system is supposed to use:
     security:
         # ...
 
-    acl:
-        connection: default
+        acl:
+            connection: default
 
 .. code-block:: xml