diff --git a/ConstantTWR/ConstantTWR-0.0.5.3.ckan b/ConstantTWR/ConstantTWR-0.0.5.3.ckan
index b4e0cb46db..27079fa39e 100644
--- a/ConstantTWR/ConstantTWR-0.0.5.3.ckan
+++ b/ConstantTWR/ConstantTWR-0.0.5.3.ckan
@@ -12,7 +12,8 @@
         "x_screenshot": "https://spacedock.info/content/linuxgurugamer_179/ConstantTWR/ConstantTWR-1499085617.2863977.png"
     },
     "version": "0.0.5.3",
-    "ksp_version": "1.8.0",
+    "ksp_version_min": "1.8.0",
+    "ksp_version_max": "1.8.1",
     "depends": [
         {
             "name": "ClickThroughBlocker"