diff --git a/MK1StkOpenCockpit/MK1StkOpenCockpit-1-1.2.1.ckan b/MK1StkOpenCockpit/MK1StkOpenCockpit-1-1.2.1.ckan
index da5adfc822..085777d2f1 100644
--- a/MK1StkOpenCockpit/MK1StkOpenCockpit-1-1.2.1.ckan
+++ b/MK1StkOpenCockpit/MK1StkOpenCockpit-1-1.2.1.ckan
@@ -19,6 +19,11 @@
     "localizations": [
         "en-us"
     ],
+    "depends": [
+        {
+            "name": "ModuleManager"
+        }
+    ],
     "install": [
         {
             "find": "OpenCockpit",