diff --git a/hosts/storage-ng/default.nix b/hosts/storage-ng/default.nix
index 5fcd210d..5b59874c 100644
--- a/hosts/storage-ng/default.nix
+++ b/hosts/storage-ng/default.nix
@@ -70,7 +70,7 @@ in
 
   # secretfile does not work :(
   fileSystems."/mnt/cephfs" = {
-    device = "172.22.99.13:6789:/";
+    device = "${lib.concatMapStringsSep "," (i: hostRegistry.hosts."server${i}".ip4) [ "3" "4" "5" "6" "7" "8" ]}:/";
     fsType = "ceph";
     options = [
       "name=storage2"