diff --git a/gallery/file_modules/__init__.py b/gallery/file_modules/__init__.py
index 39917ab..efe88db 100644
--- a/gallery/file_modules/__init__.py
+++ b/gallery/file_modules/__init__.py
@@ -39,6 +39,7 @@ def generate_thumbnail(self):
         self.thumbnail_uuid = hash_file(self.file_path)
 
         with Image(filename=self.file_path) as img:
+            img.auto_orient()
             with Image(width=img.width, height=img.height,
                     background=Color("#EEEEEE")) as bg:
                 bg.composite(img, 0, 0)