diff --git a/init.py b/init.py
index d6c81d9..65b7515 100644
--- a/init.py
+++ b/init.py
@@ -20,7 +20,9 @@ while True:
         if contenido != '':
             old_ip = f.readlines()[0].strip()
         else:
-            old_ip = '-ip-'
+            f = open("old_ip.txt", "w")
+            f.write("ip")
+            f.close()
     if ip != old_ip:
         # son distintas
         f = open("old_ip.txt", "w")