diff --git a/repository/TiddlyWiki/Tiddler.class.st b/repository/TiddlyWiki/Tiddler.class.st
index 6a04ca7..83bda4e 100644
--- a/repository/TiddlyWiki/Tiddler.class.st
+++ b/repository/TiddlyWiki/Tiddler.class.st
@@ -474,8 +474,8 @@ Tiddler >> uidGenerator [
 	self created 
 		ifNotNil: [ tempId := self created  hash hex. ]
 		ifNil: [ tempId :=  self class nowLocal hash hex ].
-	self customFields at: 'uid' put: tempId .
-	^  tempId 
+	^ self customFields at: 'uid' put: tempId .
+
 ]
 
 { #category : #accessing }