diff --git a/AstronomersVisualPack/AstronomersVisualPack-2-3.8.3.0.ckan b/AstronomersVisualPack/AstronomersVisualPack-2-3.8.3.0.ckan
index 37be6bcd32..7796cfc4d1 100644
--- a/AstronomersVisualPack/AstronomersVisualPack-2-3.8.3.0.ckan
+++ b/AstronomersVisualPack/AstronomersVisualPack-2-3.8.3.0.ckan
@@ -6,7 +6,7 @@
     "author": "themaster402",
     "version": "2:3.8.3.0",
     "ksp_version_min": "1.6.0",
-    "ksp_version_max": "1.8.1",
+    "ksp_version_max": "1.7.3",
     "license": "CC-BY-NC-SA-4.0",
     "resources": {
         "homepage": "http://forum.kerbalspaceprogram.com/index.php?/topic/160878-*",