diff --git a/roop/uis/components/preview.py b/roop/uis/components/preview.py
index 2db4baf09..eb24d39f4 100644
--- a/roop/uis/components/preview.py
+++ b/roop/uis/components/preview.py
@@ -109,7 +109,7 @@ def extract_preview_frame(temp_frame: Frame) -> Frame:
     return temp_frame
 
 
-def reduce_preview_frame(temp_frame: Frame, max_height: int = 640) -> Frame:
+def reduce_preview_frame(temp_frame: Frame, max_height: int = 480) -> Frame:
     height, width = temp_frame.shape[:2]
     if height > max_height:
         scale = max_height / height