diff --git a/.fixtures.yml b/.fixtures.yml
index 7963576f..c4af4646 100644
--- a/.fixtures.yml
+++ b/.fixtures.yml
@@ -1,9 +1,7 @@
 fixtures:
   repositories:
     "apt": "git://github.com/puppetlabs/puppetlabs-apt.git"
-    "concat":
-      repo: "git://github.com/puppetlabs/puppetlabs-concat.git"
-      ref: '1.0.0'
+    "concat": "git://github.com/puppetlabs/puppetlabs-concat.git"
     "inifile":  "git://github.com/puppetlabs/puppetlabs-inifile"
     "keystone": "git://github.com/stackforge/puppet-keystone.git"
     "memcached": "git://github.com/saz/puppet-memcached.git"