diff --git a/index.json b/index.json
index 7593d6c..d72e63c 100644
--- a/index.json
+++ b/index.json
@@ -108,6 +108,13 @@
       "license": "GPL-3.0-or-later",
       "type": "Modpack",
       "url": "mods/SG4.json"
+    },
+    {
+      "name": "Chaos52Dingo - 9th May 2025",
+      "version": "2025-05-09-8a67d16",
+      "license": "GPL-3.0-or-later",
+      "type": "Modpack",
+      "url": "https://raw.githubusercontent.com/longturn/rules-of-chaos/refs/heads/modpack-2025-05-09/modpack.json"
     }
   ]
 }