diff --git a/inventory.yml b/inventory.yml
index beed07b..d9459f3 100644
--- a/inventory.yml
+++ b/inventory.yml
@@ -46,6 +46,16 @@ all:
         sudo: yes
         docker: yes
 
+    # Data for DD24 dyndns updates
+    dyndns_domain: "dyndns.n39.eu"
+    dyndns_password: !vault |
+      $ANSIBLE_VAULT;1.1;AES256
+      65653833376630636530373933326362316164353965643732323634393934383764376563613063
+      6632333438636434376666666132313139393363366665380a353737326231613862333866323031
+      30353966366436613433363937643463613332643133643637643232633238373638303063646635
+      3132306530356431630a333538616466643933643230383165646362643738616237383937666332
+      3164
+
   hosts:
     tau.netz39.de:
       server_admin: "admin+tau@netz39.de"