diff --git a/nixos/modules/services/network-filesystems/tahoe.nix b/nixos/modules/services/network-filesystems/tahoe.nix
index ab9eac3829fb..f63f641d00be 100644
--- a/nixos/modules/services/network-filesystems/tahoe.nix
+++ b/nixos/modules/services/network-filesystems/tahoe.nix
@@ -343,7 +343,7 @@ in
             preStart = ''
               if [ \! -d ${nodedir} ]; then
                 mkdir -p /var/db/tahoe-lafs
-                tahoe create-node ${nodedir}
+                tahoe create-node --hostname=localhost ${nodedir}
               fi
 
               # Tahoe has created a predefined tahoe.cfg which we must now