diff --git a/doc/src/sgml/features.sgml b/doc/src/sgml/features.sgml
index f767bee46e5..3d88c54af99 100644
--- a/doc/src/sgml/features.sgml
+++ b/doc/src/sgml/features.sgml
@@ -414,7 +414,7 @@
 
    <sect2 id="functions-xml-limits-postgresql">
     <title>
-     Incidental limits of the implementation
+     Incidental Limits of the Implementation
     </title>
 
     <para>