diff --git a/vllm_omni/diffusion/utils/hf_utils.py b/vllm_omni/diffusion/utils/hf_utils.py
index 61c7f1982..2fd3b1a23 100644
--- a/vllm_omni/diffusion/utils/hf_utils.py
+++ b/vllm_omni/diffusion/utils/hf_utils.py
@@ -1,12 +1,13 @@
 from functools import lru_cache
 
-from diffusers.pipelines.pipeline_utils import DiffusionPipeline
 from vllm.logger import init_logger
 
 logger = init_logger(__name__)
 
 
 def load_diffusers_config(model_name) -> dict:
+    from diffusers.pipelines.pipeline_utils import DiffusionPipeline
+
     config = DiffusionPipeline.load_config(model_name)
     return config