diff --git a/hosts/hetzner-arm/data/containerAddresses.nix b/hosts/hetzner-arm/data/containerAddresses.nix
index 049909a..32ca546 100644
--- a/hosts/hetzner-arm/data/containerAddresses.nix
+++ b/hosts/hetzner-arm/data/containerAddresses.nix
@@ -12,5 +12,6 @@
     jellyfin = "10.0.1.10";
     grocy = "10.0.1.11";
     rss = "10.0.1.12";
+    vault-ca = "10.0.1.13";
   };
 }