--- a/cubicweb.spec	Thu Aug 28 18:12:28 2014 +0200
+++ b/cubicweb.spec	Fri Sep 12 14:10:03 2014 +0200
@@ -23,7 +23,7 @@
 Requires:       %{python}-logilab-common >= 0.60.0
 Requires:       %{python}-logilab-mtconverter >= 0.8.0
 Requires:       %{python}-rql >= 0.31.2
-Requires:       %{python}-yams >= 0.39.1
+Requires:       %{python}-yams >= 0.40.0
 Requires:       %{python}-logilab-database >= 1.12.1
 Requires:       %{python}-passlib
 Requires:       %{python}-lxml