diff --git a/KWRocketry/KWRocketry-2.6d2.ckan b/KWRocketry/KWRocketry-2.6d2.ckan
index 4f2c4f7775..88baa71f32 100644
--- a/KWRocketry/KWRocketry-2.6d2.ckan
+++ b/KWRocketry/KWRocketry-2.6d2.ckan
@@ -3,6 +3,7 @@
     "identifier": "KWRocketry",
     "license": "CC-BY-SA-3.0",
     "ksp_version_min": "0.25",
+    "ksp_version_max": "0.90",
     "resources": {
         "homepage": "http://forum.kerbalspaceprogram.com/threads/51037-0-22-KW-Rocketry-v2-5-5-Avaliable-New-Sounds-New-Parts-11-11-2013",
         "kerbalstuff": "https://kerbalstuff.com/mod/67/KW%20Rocketry"