diff --git a/src/diffusers/loaders.py b/src/diffusers/loaders.py
index 2987fb718e..67043866be 100644
--- a/src/diffusers/loaders.py
+++ b/src/diffusers/loaders.py
@@ -3171,7 +3171,7 @@ class FromOriginalControlnetMixin:
         )
 
         if torch_dtype is not None:
-            controlnet.to(torch_dtype=torch_dtype)
+            controlnet.to(dtype=torch_dtype)
 
         return controlnet