diff --git a/CHANGES.txt b/CHANGES.txt
index 7d78e97..91cf5ad 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,5 @@
+## Version 1.4.1 du 29/04/2015-10:12
+
 ## Version 1.4.0 du 27/04/2015-18:12
 
 7122fc4 Intégration de la branche norm-properties
diff --git a/VERSION.txt b/VERSION.txt
index 88c5fb8..bc80560 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-1.4.0
+1.5.0
diff --git a/lib/ulib/.ulibver b/lib/ulib/.ulibver
index 67bbcbe..7015894 100644
--- a/lib/ulib/.ulibver
+++ b/lib/ulib/.ulibver
@@ -1 +1 @@
-008004000
+008005000