diff --git a/stack/slapos.cfg b/stack/slapos.cfg
index 9551cda5122c1d1ee72cec3d1558df7c0d71809b..00c59a310ca1b61c559ed6d064420a76170cb41e 100644
--- a/stack/slapos.cfg
+++ b/stack/slapos.cfg
@@ -58,4 +58,4 @@ eggs =
 # https://github.com/SlapOS/hexagonit.recipe.download
 hexagonit.recipe.download = 1.5.1-dev-slapos-001
 # Use SlapOS patched zc.buildout
-zc.buildout = 1.6.0-dev-SlapOS-004
+zc.buildout = 1.6.0-dev-SlapOS-006