diff --git a/pkgs/development/python-modules/gbulb/default.nix b/pkgs/development/python-modules/gbulb/default.nix
new file mode 100644
index 000000000000..fe0c1b21d288
--- /dev/null
+++ b/pkgs/development/python-modules/gbulb/default.nix
@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pygobject3
+, pytestCheckHook
+, gtk3
+, gobject-introspection
+}:
+
+buildPythonPackage rec {
+  pname = "gbulb";
+  version = "0.6.3";
+
+  src = fetchFromGitHub {
+    owner = "beeware";
+    repo = "gbulb";
+    rev = "v${version}";
+    sha256 = "sha256-QNpZf1zfe6r6MtmYMWSrXPsXm5iX36oMx4GnXiTYPaQ=";
+  };
+
+  propagatedBuildInputs = [
+    pygobject3
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+    gtk3
+    gobject-introspection
+  ];
+
+  disabledTests = [
+    "test_glib_events.TestBaseGLibEventLoop" # Somtimes fail due to imprecise timing
+  ];
+
+  pythonImportsCheck = [ "gbulb" ];
+
+  meta = with lib; {
+    description = "GLib implementation of PEP 3156";
+    homepage = "https://github.com/beeware/gbulb";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ marius851000 ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 16c87e27223f..d025b6a8c12e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3255,6 +3255,8 @@ in {
 
   gbinder-python = callPackage ../development/python-modules/gbinder-python { };
 
+  gbulb = callPackage ../development/python-modules/gbulb { };
+
   gcovr = callPackage ../development/python-modules/gcovr { };
 
   gcsfs = callPackage ../development/python-modules/gcsfs { };