diff --git a/doc.zih.tu-dresden.de/docs/software/licenses.md b/doc.zih.tu-dresden.de/docs/software/licenses.md
index 5eface00968891d163982e3ed836a87a56b927c8..e0bd6c89770c70feadb3d2389b4e9eadafae218d 100644
--- a/doc.zih.tu-dresden.de/docs/software/licenses.md
+++ b/doc.zih.tu-dresden.de/docs/software/licenses.md
@@ -4,8 +4,7 @@ It is possible (please [contact the support team](../support/support.md) first)
 their own software and use their own license servers, e.g. FlexLM. The outbound IP addresses from
 ZIH systems are:
 
-- compute nodes: NAT via 141.76.3.193
-- login nodes: 141.30.73.102-141.30.73.105
+- NAT via 141.76.3.203 and 141.76.3.204 (for both login and compute nodes)
 
 The IT department of the external institute has to open the firewall for license communications
 (might be multiple ports) from ZIH systems and enable handing-out license to these IPs and login.