diff --git a/metadata.yml b/metadata.yml
index a16c24e..3a8709d 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -1,3 +1,6 @@
 name: "cinder"
 version: "2016.4.1"
 source: "https://github.com/salt-formulas/salt-formula-cinder"
+dependencies:
+  - name: keystone
+    source: "https://github.com/salt-formulas/salt-formula-keystone"