diff --git a/lib/galaxy/tools/xsd/galaxy.xsd b/lib/galaxy/tools/xsd/galaxy.xsd
index cd80d4a0149..8fef0b74556 100644
--- a/lib/galaxy/tools/xsd/galaxy.xsd
+++ b/lib/galaxy/tools/xsd/galaxy.xsd
@@ -2107,7 +2107,7 @@ parameter being described. All the attributes for the ``param`` element are
 documented below for completeness, but here are the common ones for each
 type are as follows:
 
-$attribute_list:name,type,optional,label,help,argument,load_contents:refresh_on_change:4
+$attribute_list:name,type,optional,label,help,argument,load_contents,refresh_on_change:4
 
 ### Parameter Types