diff --git a/nixos/invoke-ddns/default.nix b/nixos/invoke-ddns/default.nix
index d3ee9bf..52a35d3 100644
--- a/nixos/invoke-ddns/default.nix
+++ b/nixos/invoke-ddns/default.nix
@@ -18,6 +18,8 @@
     unpackPhase = ''
       mkdir -p $out
       tar -xzf $src -C $out
+      mv $out/nfsn_ddns-0.2.0/* $out
+      rmdir nfsn_ddns-0.2.0
     '';
 
     installPhase = ''