diff --git a/CrusoeSpaceIndustriesTechTree/CrusoeSpaceIndustriesTechTree-0.5.1.ckan b/CrusoeSpaceIndustriesTechTree/CrusoeSpaceIndustriesTechTree-0.5.1.ckan
index 7ef8aa2d80..ed076d12fa 100644
--- a/CrusoeSpaceIndustriesTechTree/CrusoeSpaceIndustriesTechTree-0.5.1.ckan
+++ b/CrusoeSpaceIndustriesTechTree/CrusoeSpaceIndustriesTechTree-0.5.1.ckan
@@ -5,7 +5,7 @@
     "abstract": "Cruesoe Space Industries Tech Tree - Unmanned before Manned Tech Tree, with [hopefully) logical progression.",
     "author": "Cruesoe",
     "version": "0.5.1",
-    "ksp_version": "1.12.2",
+    "ksp_version": "1.12.3",
     "license": "MIT",
     "resources": {
         "homepage": "https://forum.kerbalspaceprogram.com/index.php?/topic/202292-wip111x-csi-tech-tree/",