diff --git a/metadata/service/master/cluster.yml b/metadata/service/master/cluster.yml
index da339d2..69d192b 100644
--- a/metadata/service/master/cluster.yml
+++ b/metadata/service/master/cluster.yml
@@ -8,5 +8,7 @@
   salt:
     master:
       enabled: true
+      source:
+        engine: pkg
       command_timeout: 5
-      worker_threads: 2
\ No newline at end of file
+      worker_threads: 2