diff --git a/repository/TiddlyWiki/Tiddler.class.st b/repository/TiddlyWiki/Tiddler.class.st
index d16e808..9d8f111 100644
--- a/repository/TiddlyWiki/Tiddler.class.st
+++ b/repository/TiddlyWiki/Tiddler.class.st
@@ -531,11 +531,8 @@ Tiddler >> uid [
 { #category : #accessing }
 Tiddler >> uidGenerator [
 
-	| tempId |
-	self created 
-		ifNotNil: [ tempId := self created  hash hex. ]
-		ifNil: [ tempId :=  self class nowLocal hash hex ].
-	^ self customFields at: 'uid' put: tempId .
+	self created ifNil: [ self created:  self class nowLocal ].
+	^ self customFields at: 'uid' put: self createdEncoded.
 
 ]