diff --git a/.fixtures.yml b/.fixtures.yml
index c522ef7..3b91a33 100644
--- a/.fixtures.yml
+++ b/.fixtures.yml
@@ -1,6 +1,6 @@
 fixtures:
-  repositories:
-    concat: 'https://github.com/puppetlabs/puppetlabs-concat'
-    stdlib: 'https://github.com/puppetlabs/puppetlabs-stdlib'
+  forge_modules:
+    concat: puppetlabs-concat
+    stdlib: puppetlabs-stdlib
   symlinks:
    "squid": "#{source_dir}"