diff --git a/PEBKACIndustriesLaunchEscapeSystem/PEBKACIndustriesLaunchEscapeSystem-2017.11.21.ckan b/PEBKACIndustriesLaunchEscapeSystem/PEBKACIndustriesLaunchEscapeSystem-2017.11.21.ckan
index e95360296f..4e688a95cd 100644
--- a/PEBKACIndustriesLaunchEscapeSystem/PEBKACIndustriesLaunchEscapeSystem-2017.11.21.ckan
+++ b/PEBKACIndustriesLaunchEscapeSystem/PEBKACIndustriesLaunchEscapeSystem-2017.11.21.ckan
@@ -13,7 +13,7 @@
     },
     "version": "2017.11.21",
     "ksp_version_min": "1.3.0",
-    "ksp_version_max": "1.4.1",
+    "ksp_version_max": "1.4.3",
     "install": [
         {
             "find": "MP_Nazari",