diff --git a/dislocker_slash.py b/dislocker_slash.py
index 82036a6..a080391 100644
--- a/dislocker_slash.py
+++ b/dislocker_slash.py
@@ -1200,7 +1200,7 @@ async def on_button(interaction: discord.Interaction):
 
         for i in mouse_list["output_dict"].keys():
             current_mouse_list = mouse_list['output_dict'][i]
-            if i['alt_name'] == None:
+            if current_mouse_list['alt_name'] == None:
                 mouse_register_button = discord.ui.Button(style=discord.ButtonStyle.primary, label=f"{str(current_mouse_list['mouse_number'])} 番", custom_id=f"mouseregister_{str(pc_number)}_{str(keyboard_number)}_{str(current_mouse_list['mouse_number'])}")
             else:
                 mouse_register_button = discord.ui.Button(style=discord.ButtonStyle.primary, label=f"{str(current_mouse_list['mouse_number'])} 番 | ({current_mouse_list['alt_name']})", custom_id=f"mouseregister_{str(pc_number)}_{str(keyboard_number)}_{str(current_mouse_list['mouse_number'])}")