diff --git a/ProbeControlRoom/ProbeControlRoom-1.2.2.4.ckan b/ProbeControlRoom/ProbeControlRoom-1.2.2.4.ckan
index 0a6ee5714b..00b1f3d3d8 100644
--- a/ProbeControlRoom/ProbeControlRoom-1.2.2.4.ckan
+++ b/ProbeControlRoom/ProbeControlRoom-1.2.2.4.ckan
@@ -9,6 +9,7 @@
     ],
     "version": "1.2.2.4",
     "ksp_version_min": "1.2.0",
+    "ksp_version_max": "1.2.2",
     "license": "CC-BY-NC-SA-3.0",
     "resources": {
         "homepage": "https://forum.kerbalspaceprogram.com/index.php?/topic/151963-*",