diff --git a/utils/CBZUtils.py b/utils/CBZUtils.py
index 8298b6b..5887e6a 100644
--- a/utils/CBZUtils.py
+++ b/utils/CBZUtils.py
@@ -102,7 +102,7 @@ class CBZUtils:
         for img in zip_imgs:
             if img.endswith(".jpg"):
                 file_path = os.path.join(unpack_dir,img)
-                is_file.append(fileUtils.ver_file(file_path,"image"))
+                is_file.append(str(fileUtils.ver_file(file_path,"image")))
         is_file = ",".join(is_file)
         if len(is_file) != 0 and "False" in is_file:
             shutil.rmtree(unpack_dir)