diff --git a/MOISTUnderwaterTechnologies/MOISTUnderwaterTechnologies-1.8.ckan b/MOISTUnderwaterTechnologies/MOISTUnderwaterTechnologies-1.8.ckan
index 15f91f88d0..6a0e97ff23 100644
--- a/MOISTUnderwaterTechnologies/MOISTUnderwaterTechnologies-1.8.ckan
+++ b/MOISTUnderwaterTechnologies/MOISTUnderwaterTechnologies-1.8.ckan
@@ -5,7 +5,7 @@
     "abstract": "Take the adventure, Underwater!",
     "author": "Jatwaa",
     "version": "1.8",
-    "ksp_version": "1.8.1",
+    "ksp_version": "1.9.1",
     "license": "MIT",
     "resources": {
         "homepage": "https://forum.kerbalspaceprogram.com/index.php?/topic/171383-moist-underwater-technologies/",