diff --git a/generate_html.py b/generate_html.py
index 3d5caff..0a0274d 100755
--- a/generate_html.py
+++ b/generate_html.py
@@ -154,7 +154,10 @@ HTMLHEADER = """
 def thumbnail_convert(arguments: tuple[str, str]):
     folder, item = arguments
     if not os.path.exists(os.path.join(args.root, ".previews", folder.removeprefix(args.root), os.path.splitext(item)[0] + ".jpg")) or args.regenerate:
-        os.system(f'magick "{os.path.join(folder, item)}" -quality 75% -define jpeg:size=1024x1024 -define jpeg:extent=100kb -thumbnail 512x512 -auto-orient "{os.path.join(args.root, ".previews", folder.removeprefix(args.root), os.path.splitext(item)[0])}.jpg"')
+        try:
+            os.system(f'magick "{os.path.join(folder, item)}" -quality 75% -define jpeg:size=1024x1024 -define jpeg:extent=100kb -thumbnail 512x512 -auto-orient "{os.path.join(args.root, ".previews", folder.removeprefix(args.root), os.path.splitext(item)[0])}.jpg"')
+        except:
+            os.system(f'convert "{os.path.join(folder, item)}" -quality 75% -define jpeg:size=1024x1024 -define jpeg:extent=100kb -thumbnail 512x512 -auto-orient "{os.path.join(args.root, ".previews", folder.removeprefix(args.root), os.path.splitext(item)[0])}.jpg"')
 
 
 def listfolder(folder: str, title: str):