diff --git a/default.nix b/default.nix
index 7843e34..d137115 100644
--- a/default.nix
+++ b/default.nix
@@ -3,5 +3,14 @@ let
 in
 
 self: super: rec {
+  python39 = super.python39.override {
+    packageOverrides = self: super: {
+      strawberry_graphql = callPackage ./strawberry_graphql/default.tix {
+        buildPythonPackage = super.buildPythonPackage
+      }
+    };
+  };
+
+  python39Packages = python39.pkgs;
 	selfprivacy-api = super.callPackage ./pkgs/selfprivacy-api {};
 }
diff --git a/pkgs/selfprivacy-api/default.nix b/pkgs/selfprivacy-api/default.nix
index c82f236..2c83f99 100644
--- a/pkgs/selfprivacy-api/default.nix
+++ b/pkgs/selfprivacy-api/default.nix
@@ -19,6 +19,9 @@ let
     , huey
     , gevent
     , mnemonic
+    , pydantic
+    , typing-extensions
+    , strawberry_graphql
     }:
     buildPythonPackage rec {
       pname = "selfprivacy-api";
@@ -42,6 +45,7 @@ let
         huey
         gevent
         mnemonic
+        strawberry_graphql
       ];
       meta = {
         description = ''
diff --git a/pkgs/strawberry-graphql/default.nix b/pkgs/strawberry-graphql/default.nix
new file mode 100644
index 0000000..78dde12
--- /dev/null
+++ b/pkgs/strawberry-graphql/default.nix
@@ -0,0 +1,30 @@
+{ lib, buildPythonPackage }
+
+buildPythonPackage rec {
+  pname = "strawberry-graphql";
+  version = "0.114.5";
+  format = "pyproject";
+  patches = [
+    ./strawberry-graphql.patch
+  ];
+  propagatedBuildInputs = [
+    typing-extensions
+    graphql-core
+    python-multipart
+    python-dateutil
+    flask
+    pydantic
+    pygments
+    poetry
+  ];
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "b6e007281cf29a66eeba66a512744853d8aa53b4ca2525befb6f350bb7b24df6";
+  };
+
+  meta = with lib; {
+    homepage = "https://strawberry.rocks/";
+    license = "MIT";
+  };
+}
diff --git a/pkgs/strawberry-graphql/strawberry-graphql.patch b/pkgs/strawberry-graphql/strawberry-graphql.patch
new file mode 100644
index 0000000..3608342
--- /dev/null
+++ b/pkgs/strawberry-graphql/strawberry-graphql.patch
@@ -0,0 +1,65 @@
+diff --git a/pyproject.toml b/pyproject.toml
+index 3283fce..89d3e8c 100644
+--- a/pyproject.toml
++++ b/pyproject.toml
+@@ -45,7 +45,6 @@ python-multipart = "^0.0.5"
+ sanic = {version = ">=20.12.2,<22.0.0", optional = true}
+ aiohttp = {version = "^3.7.4.post0", optional = true}
+ fastapi = {version = ">=0.65.2", optional = true}
+-"backports.cached-property" = "^1.0.1"
+ 
+ [tool.poetry.dev-dependencies]
+ pytest = "^7.1"
+diff --git a/strawberry/field.py b/strawberry/field.py
+index 4e7ee4b..06c2044 100644
+--- a/strawberry/field.py
++++ b/strawberry/field.py
+@@ -1,5 +1,6 @@
+ import builtins
+ import dataclasses
++from functools import cached_property
+ import inspect
+ import sys
+ from typing import (
+@@ -18,7 +19,6 @@ from typing import (
+     overload,
+ )
+ 
+-from backports.cached_property import cached_property
+ from typing_extensions import Literal
+ 
+ from strawberry.annotation import StrawberryAnnotation
+diff --git a/strawberry/types/fields/resolver.py b/strawberry/types/fields/resolver.py
+index 0409233..f4fbe9a 100644
+--- a/strawberry/types/fields/resolver.py
++++ b/strawberry/types/fields/resolver.py
+@@ -1,13 +1,12 @@
+ from __future__ import annotations as _
+ 
+ import builtins
++from functools import cached_property
+ import inspect
+ import sys
+ from inspect import isasyncgenfunction, iscoroutinefunction
+ from typing import Callable, Dict, Generic, List, Mapping, Optional, TypeVar, Union
+ 
+-from backports.cached_property import cached_property
+-
+ from strawberry.annotation import StrawberryAnnotation
+ from strawberry.arguments import StrawberryArgument
+ from strawberry.exceptions import MissingArgumentsAnnotationsError
+diff --git a/strawberry/types/info.py b/strawberry/types/info.py
+index a172c04..475a3ee 100644
+--- a/strawberry/types/info.py
++++ b/strawberry/types/info.py
+@@ -1,9 +1,8 @@
+ import dataclasses
++from functools import cached_property
+ import warnings
+ from typing import TYPE_CHECKING, Any, Dict, Generic, List, Optional, TypeVar, Union
+ 
+-from backports.cached_property import cached_property
+-
+ from graphql import GraphQLResolveInfo, OperationDefinitionNode
+ from graphql.language import FieldNode
+ from graphql.pyutils.path import Path