diff --git a/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py b/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py
index ea80167644..13528ae4ab 100644
--- a/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py
+++ b/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py
@@ -17,7 +17,7 @@
 import re
 from contextlib import nullcontext
 from io import BytesIO
-from typing import Optional, Union, Dict
+from typing import Dict, Optional, Union
 
 import requests
 import torch