diff --git a/devices/srv2/default.nix b/devices/srv2/default.nix
index b4d5786f..db51e6ea 100644
--- a/devices/srv2/default.nix
+++ b/devices/srv2/default.nix
@@ -99,6 +99,7 @@ inputs:
         "lly" # 这谁？
         "ccy" # 陈超业
         "twr" # 唐文睿，吴猛的学生
+        "lsp" # 李书平的不知道哪个学生要用
       ];
     };
   };
diff --git a/modules/user/default.nix b/modules/user/default.nix
index 7beaf723..4d585c47 100644
--- a/modules/user/default.nix
+++ b/modules/user/default.nix
@@ -39,6 +39,7 @@ inputs:
         xly = 1025;
         ccy = 1026;
         twr = 1027;
+        lsp = 1028;
         misskey-misskey = 2000;
         misskey-misskey-old = 2001;
         frp = 2002;
diff --git a/modules/user/keys/lsp b/modules/user/keys/lsp
new file mode 100644
index 00000000..a0f4c289
--- /dev/null
+++ b/modules/user/keys/lsp
@@ -0,0 +1 @@
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIC4ZwF9Glc/InBz2D/ZTgs+raJBykAD5Lg6empFDO0TG lsp