diff --git a/vllm_omni/engine/input_processor.py b/vllm_omni/engine/input_processor.py
index 37cd4143e..a1e467a88 100644
--- a/vllm_omni/engine/input_processor.py
+++ b/vllm_omni/engine/input_processor.py
@@ -41,7 +41,6 @@ class OmniInputProcessor(InputProcessor):
 
     Args:
         vllm_config: Global vLLM configuration
-        tokenizer: Tokenizer instance for text processing
         mm_registry: Multi-modal registry for processing multimodal inputs
     """