diff --git a/convert_hf_to_gguf.py b/convert_hf_to_gguf.py
index ddb7ec8f..59803bd6 100644
--- a/convert_hf_to_gguf.py
+++ b/convert_hf_to_gguf.py
@@ -3474,7 +3474,7 @@ class Gemma4Model(Gemma4BaseModel):
         return [(self.map_tensor_name(name), data_torch)]
 
 
-@Model.register("Gemma4AssistantForCausalLM")
+@Model.register("Gemma4AssistantForCausalLM", "Gemma4UnifiedAssistantForCausalLM")
 class Gemma4AssistantModel(Gemma4BaseModel):
     model_arch = gguf.MODEL_ARCH.GEMMA4_MTP