diff --git a/resources/chaosknoten/auth-dns/zones/ccchh.net.zone b/resources/chaosknoten/auth-dns/zones/ccchh.net.zone
index c501167f..b76a81cf 100644
--- a/resources/chaosknoten/auth-dns/zones/ccchh.net.zone
+++ b/resources/chaosknoten/auth-dns/zones/ccchh.net.zone
@@ -61,7 +61,6 @@ prusamk4            A     10.89.212.4
 wled-kueche         A     10.89.212.33
 wled-serverschrank  A     10.89.212.34
 wled-couch          A     10.89.212.35
-wled-eh22           A     10.89.212.39
 
 laser               A     10.89.212.36
 laser-eth           A     10.89.212.37
diff --git a/resources/z9/z9-router/kea_dhcp.yaml b/resources/z9/z9-router/kea_dhcp.yaml
index 2d0033bd..67a5ce03 100644
--- a/resources/z9/z9-router/kea_dhcp.yaml
+++ b/resources/z9/z9-router/kea_dhcp.yaml
@@ -116,9 +116,6 @@ kea_dhcp__dhcp4:
         - ip-address: 10.89.212.37
           hostname: laser-eth
           hw-address: "b8:27:eb:eb:6d:af"
-        - ip-address: 10.89.212.39
-          hostname: wled-eh22
-          hw-address: "a8:42:e3:5b:37:00"
         - ip-address: 10.89.212.42
           hostname: t-mix
           hw-address: "40:a5:ef:d9:eb:93"
@@ -263,7 +260,7 @@ kea_dhcp__dhcp6:
           hw-address: "7e:3c:f0:77:8a:f4"
     - id: 3
       subnet: "2a07:c481:1:36::/64"
-      interface: "netlan"
+      interface: "netlan.54"
       option-data:
         - name: "dns-servers"
           data: "2a07:c481:1:36::1"