diff --git a/data/ssh-keys.toml b/data/ssh-keys.toml
new file mode 100644
index 0000000..cc17bed
--- /dev/null
+++ b/data/ssh-keys.toml
@@ -0,0 +1,3 @@
+[foehammer]
+leni = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDTIngMpTALLFEU4bDnPWCy7mznZZiPWw9vuYEAJ5zA0 foehammer@lorenzo-leni"
+yubikey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKtCcKS1jN/WSb4Ggvpz11pkUdE4kMgrN0xwptXLgSBX openpgp:0x79EFAC41"
diff --git a/keys/foehammer.nix b/keys/foehammer.nix
deleted file mode 100644
index e703994..0000000
--- a/keys/foehammer.nix
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  leni = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDTIngMpTALLFEU4bDnPWCy7mznZZiPWw9vuYEAJ5zA0 foehammer@lorenzo-leni";
-
-  yubikey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKtCcKS1jN/WSb4Ggvpz11pkUdE4kMgrN0xwptXLgSBX openpgp:0x79EFAC41";
-}
diff --git a/lib/data.nix b/lib/data.nix
new file mode 100644
index 0000000..d0aec59
--- /dev/null
+++ b/lib/data.nix
@@ -0,0 +1,6 @@
+rec {
+  getSSHKeys = let
+    sshKeys = builtins.fromTOML (builtins.readFile ../data/ssh-keys.toml);
+  in
+    name: (builtins.mapAttrs (_: value: builtins.attrValues value) sshKeys)."${name}";
+}
diff --git a/lib/default.nix b/lib/default.nix
index 341df42..f9ad521 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -1,5 +1,5 @@
 nixpkgs: withSystem: {
   utils = import ./utils.nix;
-  getSSHKeys = (import ./keys.nix).getSSHKeys;
+  getSSHKeys = (import ./data.nix).getSSHKeys;
   mkSystem = (import ./nixos.nix nixpkgs withSystem).mkSystem;
 }
diff --git a/lib/keys.nix b/lib/keys.nix
deleted file mode 100644
index 18c993a..0000000
--- a/lib/keys.nix
+++ /dev/null
@@ -1,22 +0,0 @@
-let
-  utils = import ./utils.nix;
-in rec {
-  getSSHKeys = name: (getKeySets ../keys)."${name}";
-
-  getKeySets = dir: let
-    entries = builtins.readDir dir;
-
-    procEntry = name: type: let
-      path = dir + "/${name}";
-    in
-      if type == "regular"
-      then [
-        {
-          name = utils.getName name;
-          value = builtins.attrValues (import path);
-        }
-      ]
-      else [];
-  in
-    builtins.listToAttrs (builtins.concatLists (builtins.attrValues (builtins.mapAttrs procEntry entries)));
-}