diff --git a/python-utilities b/python-utilities
new file mode 160000
index 0000000..30a6443
--- /dev/null
+++ b/python-utilities
@@ -0,0 +1 @@
+Subproject commit 30a6443dcd0f8420aec0c81c09f5c6bc1aa9e21e
diff --git a/telegram-bot-guardias.py b/telegram-bot-guardias.py
index 65f318b..c027cf4 100644
--- a/telegram-bot-guardias.py
+++ b/telegram-bot-guardias.py
@@ -113,7 +113,7 @@ def main():
     # Programar el mensaje de guardia 
     ahora = datetime.datetime.now(TIMEZONE)
     
-    proximo_lunes = ahora + datetime.timedelta(days=(7 - ahora.weekday()))
+    proximo_lunes = ahora + datetime.timedelta(days=(0 - ahora.weekday()))
     proximo_lunes = proximo_lunes.replace(hour=8, minute=25, second=0, microsecond=0)
 
     logger.info(f"La fecha actual es {ahora} y el mensaje se enviará {proximo_lunes}")