diff --git a/nodes/home.server.py b/nodes/home.server.py
index 30954d1..ce4dada 100644
--- a/nodes/home.server.py
+++ b/nodes/home.server.py
@@ -108,7 +108,7 @@
                     'allowed_ips': [
                         '10.0.10.0/24',
                         '10.0.11.0/24',
-                        '192.168.178.0/24',
+                        '192.168.179.0/24',
                     ],
                 },
             },
diff --git a/nodes/netcup.mails.py b/nodes/netcup.mails.py
index e4c289f..0fcc1f5 100644
--- a/nodes/netcup.mails.py
+++ b/nodes/netcup.mails.py
@@ -152,7 +152,7 @@
                 },
                 'wb.offsite-backups': {
                     'allowed_ips': [
-                        '192.168.178.0/24',
+                        '192.168.179.0/24',
                     ],
                 },
             },
diff --git a/nodes/wb.offsite-backups.py b/nodes/wb.offsite-backups.py
index ec77062..7124d7b 100644
--- a/nodes/wb.offsite-backups.py
+++ b/nodes/wb.offsite-backups.py
@@ -1,5 +1,5 @@
 {
-    'hostname': '192.168.178.20',
+    'hostname': '192.168.179.20',
     'groups': [
         'debian-11',
         'monitored',
@@ -16,8 +16,8 @@
         'network': {
             'internal': {
                 'interface': 'eth0',
-                'ipv4': '192.168.178.20/24',
-                'gateway4': '192.168.178.1',
+                'ipv4': '192.168.179.20/24',
+                'gateway4': '192.168.179.1',
             },
         },
         'users': {