diff --git a/modules/user/default.nix b/modules/user/default.nix
index 9daee34b..d730d387 100644
--- a/modules/user/default.nix
+++ b/modules/user/default.nix
@@ -20,6 +20,7 @@ inputs:
         test = 1006;
         wp = 1007;
         hjp = 1008;
+        zzn = 1009;
         misskey-misskey = 2000;
         misskey-misskey-old = 2001;
         frp = 2002;
diff --git a/modules/user/zzn/id_ed25519 b/modules/user/zzn/id_ed25519
new file mode 100644
index 00000000..370e2553
--- /dev/null
+++ b/modules/user/zzn/id_ed25519
@@ -0,0 +1,7 @@
+-----BEGIN OPENSSH PRIVATE KEY-----
+b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW
+QyNTUxOQAAACD3+KHvh6FpQYLxwLxxzxJJRyx5ujHWo4l9rfZ2heHZZgAAAJDKIJgiyiCY
+IgAAAAtzc2gtZWQyNTUxOQAAACD3+KHvh6FpQYLxwLxxzxJJRyx5ujHWo4l9rfZ2heHZZg
+AAAEBgAlL1onhX7DAZyd70NeOgs8noxIhpQk1CLPtOlvb5S/f4oe+HoWlBgvHAvHHPEklH
+LHm6MdajiX2t9naF4dlmAAAACnp6bkB4bXVwYzEBAgM=
+-----END OPENSSH PRIVATE KEY-----