diff --git a/stack/erp5/buildout.cfg b/stack/erp5/buildout.cfg
index f1858199575da8ad5007869a93b1787db519cf5f..8d5e0a20dec15221b944c163b5fd6920d5262d7b 100644
--- a/stack/erp5/buildout.cfg
+++ b/stack/erp5/buildout.cfg
@@ -618,7 +618,7 @@ coverage = 3.5.1
 csp-eventlet = 0.7.0
 elementtree = 1.2.7-20070827-preview
 erp5.recipe.cmmiforcei686 = 0.1.3
-erp5.util = 0.4.1
+erp5.util = 0.4.6
 erp5diff = 0.8.1.5
 eventlet = 0.9.16
 feedparser = 5.1.1