diff -r 314c5b71bb85 -r 16c0aaa78558 setup.py
--- a/setup.py	Mon May 28 14:07:46 2018 +0200
+++ b/setup.py	Tue May 29 09:42:17 2018 +0200
@@ -60,7 +60,7 @@
           'pyams_pagelet',
           'pyams_skin',
           'pyams_template',
-          'pyams_utils',
+          'pyams_utils >= 0.1.15',
           'pyams_viewlet',
           'pyams_zmi',
           'pyramid',