diff --git a/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py b/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py
index f04a21ef4857..b4b1b885dd3c 100644
--- a/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py
+++ b/src/diffusers/pipelines/stable_diffusion/convert_from_ckpt.py
@@ -557,7 +557,7 @@ def convert_ldm_unet_checkpoint(
                 paths, new_checkpoint, unet_state_dict, additional_replacements=[meta_path], config=config
             )
 
-            output_block_list = {k: sorted(v) for k, v in output_block_list.items()}
+            output_block_list = {k: sorted(v) for k, v in sorted(output_block_list.items())}
             if ["conv.bias", "conv.weight"] in output_block_list.values():
                 index = list(output_block_list.values()).index(["conv.bias", "conv.weight"])
                 new_checkpoint[f"up_blocks.{block_id}.upsamplers.0.conv.weight"] = unet_state_dict[