diff --git a/preview_generator/preview/builder/image__wand.py b/preview_generator/preview/builder/image__wand.py
index d6aa9bb..cf979c1 100644
--- a/preview_generator/preview/builder/image__wand.py
+++ b/preview_generator/preview/builder/image__wand.py
@@ -154,6 +154,7 @@ def _convert_image(self, file_path: str, preview_dims: ImgDims) -> Image:
         img.auto_orient()
         img.background_color = Color("white")
 
+        img.iterator_reset()
         img.merge_layers("flatten")
 
         if self.progressive: