diff --git a/lib/WebGUI/Session.pm b/lib/WebGUI/Session.pm
index 5d0b85f38..f88d8b848 100644
--- a/lib/WebGUI/Session.pm
+++ b/lib/WebGUI/Session.pm
@@ -226,7 +226,7 @@ sub convertVisitorToUser {
 
 =head2 deleteAllScratch ( name )
 
-Deletes a scratch variable for all users. This function should be used with care.
+Deletes a scratch variable for all users. This function must be used with care.
 
 =over