diff --git a/Impact/Impact-v1.5.0.ckan b/Impact/Impact-v1.5.0.ckan
index 557b016b46..b63542722a 100644
--- a/Impact/Impact-v1.5.0.ckan
+++ b/Impact/Impact-v1.5.0.ckan
@@ -9,7 +9,8 @@
         "repository": "https://github.com/tomforwood/kerbal-impact"
     },
     "version": "v1.5.0",
-    "ksp_version": "1.1",
+    "ksp_version_min": "1.2.0",
+    "ksp_version_max": "1.2.100",
     "download": "https://github.com/tomforwood/kerbal-impact/releases/download/v1.5.0/Impact.zip",
     "download_size": 1587736,
     "download_hash": {