diff --git a/ETT/ETT-3-v20180525-2.ckan b/ETT/ETT-3-v20180525-2.ckan
index 2827a260e9..03f9181742 100644
--- a/ETT/ETT-3-v20180525-2.ckan
+++ b/ETT/ETT-3-v20180525-2.ckan
@@ -6,7 +6,7 @@
     "author": "Probus",
     "license": "CC-BY-4.0",
     "resources": {
-        "homepage": "http://forum.kerbalspaceprogram.com/threads/125055",
+        "homepage": "https://forum.kerbalspaceprogram.com/index.php?/topic/112627-*",
         "spacedock": "https://spacedock.info/mod/199/Engineering%20Tech%20Tree",
         "repository": "https://github.com/ProbusThrax/ETT",
         "x_screenshot": "https://spacedock.info/content/Probus_261/Engineering_Tech_Tree/Engineering_Tech_Tree-1455988837.071927.jpg"