diff --git a/router/router.py b/router/router.py
index dc29ca7..e0a1b1d 100644
--- a/router/router.py
+++ b/router/router.py
@@ -183,7 +183,7 @@ def route(rd, tier):
     
     # TIER 3: Heavy reasoning — large context or very long conversations
     if t > 4000 or turns > 8:
-        candidates = [m for m in ["qwen3.6-35B-A3B","qwen3.5-9b-vlm","qwen3.6-27B-code"] if m in avail]
+        candidates = [m for m in ["qwen3.6-27B-code","qwen3.6-35B-A3B","qwen3.5-9b-vlm"] if m in avail]
         result = select_best_gpu(candidates, "heavy_reasoning")
         if result: return result