diff --git a/rescue.py b/rescue.py
index e87d2b3..323655d 100644
--- a/rescue.py
+++ b/rescue.py
@@ -50,11 +50,13 @@ class RescueNetwork:
             self.bridge = user_input
 
         # Ask for rescue subnet
+        default_subnet = "10.99.99.0/24"
         while True:
-            subnet_input = input("  Emergency Subnetz (z.B. 10.99.99.0/24): ").strip()
+            subnet_input = input(
+                f"  Emergency Subnetz [{default_subnet}]: "
+            ).strip()
             if not subnet_input:
-                print("  Abgebrochen.")
-                return None
+                subnet_input = default_subnet
             try:
                 subnet = ipaddress.ip_network(subnet_input, strict=False)
                 self.rescue_subnet = str(subnet)