diff --git a/ESLDJumpBeacons/ESLDJumpBeacons-1-1.2.1.ckan b/ESLDJumpBeacons/ESLDJumpBeacons-1-1.2.1.ckan
index 5ace507455..3f5cdf87d4 100644
--- a/ESLDJumpBeacons/ESLDJumpBeacons-1-1.2.1.ckan
+++ b/ESLDJumpBeacons/ESLDJumpBeacons-1-1.2.1.ckan
@@ -8,7 +8,8 @@
         "linuxgurugamer"
     ],
     "version": "1:1.2.1",
-    "ksp_version": "1.9.1",
+    "ksp_version_min": "1.7.0",
+    "ksp_version_max": "1.9.1",
     "license": "GPL-2.0",
     "resources": {
         "homepage": "http://forum.kerbalspaceprogram.com/index.php?/topic/141205-112-esld-jump-beacons-revived-07b/&page=1",