diff --git a/KSPInterstellarExtended/KSPInterstellarExtended-1.28.5.ckan b/KSPInterstellarExtended/KSPInterstellarExtended-1.28.5.ckan
index 48c1ce4ebf..bc7ba82f82 100644
--- a/KSPInterstellarExtended/KSPInterstellarExtended-1.28.5.ckan
+++ b/KSPInterstellarExtended/KSPInterstellarExtended-1.28.5.ckan
@@ -69,6 +69,9 @@
         },
         {
             "name": "HideEmptyTechNodes"
+        },
+        {
+            "name": "ImprovedTreeEnginePlacement"
         }
     ],
     "suggests": [