diff --git a/pkgs/development/python-modules/monkeyhex/default.nix b/pkgs/development/python-modules/monkeyhex/default.nix
new file mode 100644
index 00000000000..715665f1b1b
--- /dev/null
+++ b/pkgs/development/python-modules/monkeyhex/default.nix
@@ -0,0 +1,30 @@
+{ buildPythonPackage
+, fetchPypi
+, future
+, lib
+}:
+
+buildPythonPackage rec {
+  pname = "monkeyhex";
+  version = "1.7.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "5ba913df664c34f3ce53916c83872fddf750adc78a0b0ecdd316ac3e728bb019";
+  };
+
+  propagatedBuildInputs = [ future ];
+
+  # No tests in repo.
+  doCheck = false;
+
+  # Verify import still works.
+  pythonImportsCheck = [ "monkeyhex" ];
+
+  meta = with lib; {
+    description = "A small library to assist users of the python shell who work in contexts where printed numbers are more usefully viewed in hexadecimal";
+    homepage = "https://github.com/rhelmot/monkeyhex";
+    license = licenses.mit;
+    maintainers = [ maintainers.pamplemousse ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 260aa7884e4..171366f0044 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -768,6 +768,8 @@ in {
 
   mkl-service = callPackage ../development/python-modules/mkl-service { };
 
+  monkeyhex = callPackage ../development/python-modules/monkeyhex { };
+
   monty = callPackage ../development/python-modules/monty { };
 
   mpi4py = callPackage ../development/python-modules/mpi4py {