diff --git a/stack/erp5.cfg b/stack/erp5.cfg
index 1449cc067e5e63139d5749e5c177c394e77c5e3e..8df76d0dcf965d52a4102b7b6e26ab625fa7474d 100644
--- a/stack/erp5.cfg
+++ b/stack/erp5.cfg
@@ -32,7 +32,7 @@ allow-hosts =
 
 extends =
 # Exact version of Zope
-  http://svn.zope.org/repos/main/Zope/tags/2.12.23/versions.cfg
+  http://svn.zope.org/repos/main/Zope/tags/2.12.22/versions.cfg
   ../component/logrotate/buildout.cfg
   ../component/dcron/buildout.cfg
   ../component/file/buildout.cfg