diff --git a/KerbalScienceInnovation/KerbalScienceInnovation-1.8.1.ckan b/KerbalScienceInnovation/KerbalScienceInnovation-1.8.1.ckan
index 1683d99274..11a463c8d6 100644
--- a/KerbalScienceInnovation/KerbalScienceInnovation-1.8.1.ckan
+++ b/KerbalScienceInnovation/KerbalScienceInnovation-1.8.1.ckan
@@ -22,6 +22,9 @@
         "en-us"
     ],
     "depends": [
+        {
+            "name": "ModuleManager"
+        },
         {
             "name": "TextureReplacer"
         }