diff --git a/KerbolOrigins/KerbolOrigins-v.0.4.9.ckan b/KerbolOrigins/KerbolOrigins-v.0.4.9.ckan
index d2c470ddba..7c524abd43 100644
--- a/KerbolOrigins/KerbolOrigins-v.0.4.9.ckan
+++ b/KerbolOrigins/KerbolOrigins-v.0.4.9.ckan
@@ -16,7 +16,7 @@
         "x_screenshot": "https://spacedock.info/content/Amarius1_262/Kerbol_Origins/Kerbol_Origins-1519547940.9547584.png"
     },
     "version": "v.0.4.9",
-    "ksp_version": "1.7.1",
+    "ksp_version": "1.7.3",
     "depends": [
         {
             "name": "Kopernicus"