diff --git a/features.json b/features.json
index 56ca40f..898af69 100644
--- a/features.json
+++ b/features.json
@@ -218,7 +218,7 @@
     },
     "threads": {
       "description": "Threads",
-      "url": "https://github.com/WebAssembly/threads/blob/master/proposals/threads/Overview.md",
+      "url": "https://github.com/WebAssembly/threads/blob/main-legacy/proposals/threads/Overview.md",
       "phase": 4
     },
     "typeImports": {