diff -r a36879b2a175 -r a165a04015a0 setup.py
--- a/setup.py	Mon May 28 14:04:17 2018 +0200
+++ b/setup.py	Tue May 29 09:49:44 2018 +0200
@@ -70,7 +70,7 @@
           'pyams_i18n',
           'pyams_pagelet',
           'pyams_skin',
-          'pyams_utils',
+          'pyams_utils >= 0.1.15',
           'pyams_viewlet',
           'pyramid',
           'z3c.form',