diff --git a/B9AerospaceProceduralParts/B9AerospaceProceduralParts-0.40.ckan b/B9AerospaceProceduralParts/B9AerospaceProceduralParts-0.40.ckan
index dfaedbffc2..71f758702d 100644
--- a/B9AerospaceProceduralParts/B9AerospaceProceduralParts-0.40.ckan
+++ b/B9AerospaceProceduralParts/B9AerospaceProceduralParts-0.40.ckan
@@ -12,7 +12,7 @@
         "x_screenshot": "https://kerbalstuff.com/content/bac9_821/B9_Aerospace_Procedural_Parts/B9_Aerospace_Procedural_Parts.jpg"
     },
     "version": "0.40",
-    "ksp_version": "1.0.5",
+    "ksp_version": "1.0.4",
     "depends": [
         {
             "name": "CrossFeedEnabler"