diff --git a/pkgs/tools/security/onlykey-cli/default.nix b/pkgs/tools/security/onlykey-cli/default.nix
new file mode 100644
index 00000000000..b342f203b44
--- /dev/null
+++ b/pkgs/tools/security/onlykey-cli/default.nix
@@ -0,0 +1,24 @@
+{ lib, python3Packages }:
+
+python3Packages.buildPythonApplication rec {
+  pname = "onlykey-cli";
+  version = "1.2.2";
+
+  src = python3Packages.fetchPypi {
+    inherit version;
+    pname = "onlykey";
+    sha256 = "1qkbgab5xlg7bd0jfzf8k5ppb1zhib76r050fiaqi5wibrqrfwdi";
+  };
+
+  # Requires having the physical onlykey (a usb security key)
+  doCheck = false;
+  propagatedBuildInputs =
+    with python3Packages; [ hidapi aenum six prompt_toolkit pynacl ecdsa cython ];
+
+  meta = with lib; {
+    description = "OnlyKey client and command-line tool";
+    homepage = "https://github.com/trustcrypto/python-onlykey";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ranfdev ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e65aa28b25b..3fb2f6edbef 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6075,6 +6075,8 @@ in
 
   onioncircuits = callPackage ../tools/security/onioncircuits { };
 
+  onlykey-cli = callPackage ../tools/security/onlykey-cli { };
+
   openapi-generator-cli = callPackage ../tools/networking/openapi-generator-cli { };
   openapi-generator-cli-unstable = callPackage ../tools/networking/openapi-generator-cli/unstable.nix { };