diff --git a/tests-6.0.x.cfg b/tests-6.0.x.cfg
index 0c0a9025..538592f4 100644
--- a/tests-6.0.x.cfg
+++ b/tests-6.0.x.cfg
@@ -2,4 +2,6 @@
 extends =
     https://raw.githubusercontent.com/collective/buildout.plonetest/master/test-6.0.x.cfg
     base.cfg
-    https://dist.plone.org/release/6.0.12/versions.cfg
+
+[versions]
+Products.validation = 2.1.3