diff --git a/api.py b/api.py
index 1475a82..8fa8145 100644
--- a/api.py
+++ b/api.py
@@ -219,10 +219,16 @@ def update_mine(it: Update_mine):
 	token, id, mine = it.token, it.id, it.mine
 	if token_check(token):
 		db = read()
-		cur_mine = db['id'][id]['mine']
-		del db['mine'][cur_mine]
-		db['id'][id]['mine'] = mine
-		db['mine'][mine] = id
+		try:
+		    cur_mine = db['id'][id]['mine']
+		    del db['mine'][cur_mine]
+		except:
+		    pass
+		if mine == 'None':
+		    db['id'][id]['mine'] = None
+		else:
+		    db['id'][id]['mine'] = mine
+		    db['mine'][mine] = id
 		write(db)
 		return 'OK'
 	else:
diff --git a/tg.py b/tg.py
index 56e0ed2..23a5711 100644
--- a/tg.py
+++ b/tg.py
@@ -110,7 +110,7 @@ def login(message):
 		else:
 			bot.reply_to(message, 'Пароль не совпадает')
 	else:
-		bot.reply_to(message, '/login пароль')
+		bot.reply_to(message, '/login ник пароль')
 
 @bot.message_handler(commands=['unreg'])
 def unreg(message):