diff --git a/IONRCS/IONRCS-V0.1.10.0.ckan b/IONRCS/IONRCS-V0.1.10.0.ckan
index 3630fc5c51..2373d739b7 100644
--- a/IONRCS/IONRCS-V0.1.10.0.ckan
+++ b/IONRCS/IONRCS-V0.1.10.0.ckan
@@ -5,7 +5,7 @@
     "abstract": "Contains a ION RCS thrusters and Pulsed Plasma Thrusters RCS pack of parts. These parts used to be distributed as part of my AmpYear mod. But due to popular demand I have split them off to a separate parts pack.",
     "author": "Jplrepo",
     "version": "V0.1.10.0",
-    "ksp_version_min": "1.8.1",
+    "ksp_version_min": "1.8.0",
     "ksp_version_max": "1.8.99",
     "license": "GPL-3.0",
     "resources": {