diff --git a/conf/intel/portage/package.mask/00-sabayon.package.mask b/conf/intel/portage/package.mask/00-sabayon.package.mask
index e433d36e..36782269 100644
--- a/conf/intel/portage/package.mask/00-sabayon.package.mask
+++ b/conf/intel/portage/package.mask/00-sabayon.package.mask
@@ -237,3 +237,7 @@ dev-lang/python:3.4
 
 # 2017-09-23 Sławomir Nizio: dev-ruby/gherkin 2.12.2 requires =dev-util/ragel-6*
 >dev-util/ragel-7
+
+# 2017-10-04 Sławomir Nizio: app-emulation/ganeti 2.15.2-r6 requires older versions
+>=dev-haskell/snap-core-1.0.1.0
+>=dev-haskell/snap-server-1.0.1.1