diff --git a/Puppetfile b/Puppetfile
index de2104261857255aa32cda2e272a2e0205948558..e632b81cd215cd77b13c60aebf86bab9cc9839c7 100644
--- a/Puppetfile
+++ b/Puppetfile
@@ -15,7 +15,7 @@ metadata
 #mod 'puppet',
 #    :git => "git://github.com/puppetlabs/puppetlabs-puppet"
 mod 'ceph',
-    :git => "https://baltig.infn.it/ocp-tools/ceph.git"
+    :git => "https://baltig.infn.it/ocp-tools/ceph.git",
     :ref => '1.0.0'
 
 # A module from a git branch/tag