diff --git a/.maiproject/todos/2026-02/t-d8511.json b/.maiproject/todos/2026-02/t-d8511.json
index ecd7cb1..d6c6f45 100644
--- a/.maiproject/todos/2026-02/t-d8511.json
+++ b/.maiproject/todos/2026-02/t-d8511.json
@@ -3,8 +3,11 @@
   "title": "Build Three.js 3D room renderer - load room JSON, render walls/floor/ceiling, camera controls",
   "status": "pending",
   "priority": 2,
+  "depends_on": [
+    "t-acaa1"
+  ],
   "created_at": "2026-02-07T11:24:51.855243982+01:00",
-  "updated_at": "2026-02-07T11:24:51.855243982+01:00",
+  "updated_at": "2026-02-07T11:25:00.972559752+01:00",
   "complexity": "simple",
   "estimated_duration": 900000000000
 }
\ No newline at end of file