diff --git a/cmds/cmd_package/cmd_package_wizard.py b/cmds/cmd_package/cmd_package_wizard.py
index e8fdc3d..b39ea43 100644
--- a/cmds/cmd_package/cmd_package_wizard.py
+++ b/cmds/cmd_package/cmd_package_wizard.py
@@ -48,7 +48,7 @@ def package_wizard():
     print('\033[5;33;40m\n1.Please input a new package name :\033[0m')
 
     name = user_input().strip()
-    regular_obj = re.compile('^[\w\d_-]*$')
+    regular_obj = re.compile(r'^[\w\d_-]*$')
     while name == '' or name.isspace() == True or regular_obj.search(name) == None:
         if name == '' or name.isspace():
             print('\033[1;31;40mError: you must input a package name. Try again.\033[0m')