diff --git a/RealisticAtmospheres/RealisticAtmospheres-1.2.3.ckan b/RealisticAtmospheres/RealisticAtmospheres-1.2.3.ckan
index d363e6890f..f1a2065268 100644
--- a/RealisticAtmospheres/RealisticAtmospheres-1.2.3.ckan
+++ b/RealisticAtmospheres/RealisticAtmospheres-1.2.3.ckan
@@ -13,7 +13,7 @@
         "x_screenshot": "https://media.forgecdn.net/avatars/thumbnails/30/805/120/120/635869987349712924.png"
     },
     "version": "1.2.3",
-    "ksp_version": "1.3.1",
+    "ksp_version": "1.5.1",
     "depends": [
         {
             "name": "Kopernicus"