diff --git a/utils/CBZUtils.py b/utils/CBZUtils.py
index a0098a4..61231c7 100644
--- a/utils/CBZUtils.py
+++ b/utils/CBZUtils.py
@@ -93,11 +93,14 @@ class CBZUtils:
 
     @classmethod
     def replaceZip(cls,filepath,unpack_dir=None):
-        ctime = os.path.getctime(filepath)
-        str_ctime = datetime.fromtimestamp(int(ctime))
-        file_ctime = str(str_ctime.year)+"{:0>2d}".format(str_ctime.month)+"{:0>2d}".format(str_ctime.day)
-        c_ctime = 20230117
-        if int(file_ctime) < c_ctime:
+        if os.path.exists(filepath):
+            ctime = os.path.getctime(filepath)
+            str_ctime = datetime.fromtimestamp(int(ctime))
+            file_ctime = str(str_ctime.year)+"{:0>2d}".format(str_ctime.month)+"{:0>2d}".format(str_ctime.day)
+            c_ctime = 20230117
+            if int(file_ctime) < c_ctime:
+                return None
+        else:
             return None
         if unpack_dir == None:
             unpack_dir = str(filepath).split(".")[0]