diff --git a/pkgs/development/python-modules/graphql-subscription-manager/default.nix b/pkgs/development/python-modules/graphql-subscription-manager/default.nix
new file mode 100644
index 000000000000..1a3c32e04d44
--- /dev/null
+++ b/pkgs/development/python-modules/graphql-subscription-manager/default.nix
@@ -0,0 +1,38 @@
+{ lib
+, buildPythonPackage
+, pythonOlder
+, fetchFromGitHub
+, setuptools
+, websockets
+}:
+
+buildPythonPackage rec {
+  pname = "graphql-subscription-manager";
+  version = "0.4.0";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "Danielhiversen";
+    repo = "PyGraphqlWebsocketManager";
+    rev = version;
+    sha256 = "1176xzr9fa7gl5cm0pcv5lb45d2ms5awi601rjcr3a0a14a1i8fz";
+  };
+
+  propagatedBuildInputs = [
+    setuptools
+    websockets
+  ];
+
+  # no tests implemented
+  doCheck = false;
+
+  pythonImportsCheck = [ "graphql_subscription_manager" ];
+
+  meta = with lib; {
+    description = "Python3 library for graphql subscription manager";
+    homepage = "https://github.com/Danielhiversen/PyGraphqlWebsocketManager";
+    license = licenses.mit;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0ccb14530a0c..f606ac004595 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3015,6 +3015,8 @@ in {
 
   graphql-server-core = callPackage ../development/python-modules/graphql-server-core { };
 
+  graphql-subscription-manager = callPackage ../development/python-modules/graphql-subscription-manager { };
+
   graph-tool = callPackage ../development/python-modules/graph-tool/2.x.x.nix { };
 
   graphtage = callPackage ../development/python-modules/graphtage { };