diff --git a/vllm/patches/deepseek_v4.py b/vllm/patches/deepseek_v4.py
index c7b08389..d20e1b5d 100644
--- a/vllm/patches/deepseek_v4.py
+++ b/vllm/patches/deepseek_v4.py
@@ -1323,7 +1323,10 @@ class DeepseekV4Model(nn.Module):
                     continue
                 if weight_name not in name:
                     continue
-                name = name.replace(weight_name, param_name)
+                name_mapped = name.replace(weight_name, param_name)
+                if name_mapped not in params_dict:
+                    continue
+                name = name_mapped
 
                 param = params_dict[name]
                 weight_loader = param.weight_loader