diff --git a/python/sglang/srt/models/mixtral.py b/python/sglang/srt/models/mixtral.py
index ca38cb03b..85f4576c4 100644
--- a/python/sglang/srt/models/mixtral.py
+++ b/python/sglang/srt/models/mixtral.py
@@ -362,7 +362,7 @@ class MixtralForCausalLM(nn.Module):
                     weight_loader(
                         param,
                         loaded_weight,
-                        weight_name,
+                        name,
                         shard_id=shard_id,
                         expert_id=expert_id,
                     )