diff --git a/RealEngines/RealEngines-1-2.01.ckan b/RealEngines/RealEngines-1-2.01.ckan
index 767e990ea1..f98ea0489c 100644
--- a/RealEngines/RealEngines-1-2.01.ckan
+++ b/RealEngines/RealEngines-1-2.01.ckan
@@ -14,6 +14,11 @@
     "tags": [
         "parts"
     ],
+    "depends": [
+        {
+            "name": "ModuleManager"
+        }
+    ],
     "install": [
         {
             "find": "RealEnginesPack",