diff --git a/specifications/xpath-functions-40/src/function-catalog.xml b/specifications/xpath-functions-40/src/function-catalog.xml
index 2f4e07c52..04ae54618 100644
--- a/specifications/xpath-functions-40/src/function-catalog.xml
+++ b/specifications/xpath-functions-40/src/function-catalog.xml
@@ -18974,7 +18974,7 @@ declare function fn:transitive-closure (
   $node  as node(),
   $step as (function(node()) as node()*)	
 ) as node()* {
-  tc-inclusive($node/$step(.)), $step)
+  tc-inclusive($node/$step(.), $step)
 };]]></eg>
          
       <note><p><emph>Explanation:</emph> The private helper function <code>tc-inclusive</code> takes a set of nodes as input,