diff --git a/KerbalTubes/KerbalTubes-1.3.3.3.ckan b/KerbalTubes/KerbalTubes-1.3.3.3.ckan
index aebaf2793b..76a3aa6967 100644
--- a/KerbalTubes/KerbalTubes-1.3.3.3.ckan
+++ b/KerbalTubes/KerbalTubes-1.3.3.3.ckan
@@ -14,6 +14,11 @@
         "repository": "https://github.com/linuxgurugamer/KerbalTubes/releases",
         "x_screenshot": "https://spacedock.info/content/linuxgurugamer_179/Kerbal_Tubes/Kerbal_Tubes-1586822826.391896.png"
     },
+    "depends": [
+        {
+            "name": "ModuleManager"
+        }
+    ],
     "recommends": [
         {
             "name": "HullcamVDS"