diff --git a/vllm/patches/deepseek_v4.py b/vllm/patches/deepseek_v4.py
index 9de3ef6b..2d76d299 100644
--- a/vllm/patches/deepseek_v4.py
+++ b/vllm/patches/deepseek_v4.py
@@ -2213,3 +2213,8 @@ class DeepseekV4ForCausalLM(nn.Module):
 
     def get_expert_mapping(self) -> list[tuple[str, str, int, str]]:
         return self.model.get_expert_mapping()
+
+
+# Register model architecture with vLLM
+from vllm.model_executor.models import ModelRegistry
+ModelRegistry.register_model("DeepseekV4ForCausalLM", DeepseekV4ForCausalLM)