diff --git a/NavUtilities/NavUtilities-0.6.1.ckan b/NavUtilities/NavUtilities-0.6.1.ckan
index 9f716a0de7..95eec6ca74 100644
--- a/NavUtilities/NavUtilities-0.6.1.ckan
+++ b/NavUtilities/NavUtilities-0.6.1.ckan
@@ -12,7 +12,8 @@
         "x_screenshot": "https://spacedock.info/content/kujuman_3575/NavUtilities/NavUtilities-1461131761.336882.png"
     },
     "version": "0.6.1",
-    "ksp_version": "1.1.0",
+    "ksp_version_min": "1.1.0",
+    "ksp_version_max": "1.1.99",
     "install": [
         {
             "file": "GameData/KerbalScienceFoundation",