diff --git a/pkgs/development/python-modules/nulltype/default.nix b/pkgs/development/python-modules/nulltype/default.nix
new file mode 100644
index 000000000000..1f354e422488
--- /dev/null
+++ b/pkgs/development/python-modules/nulltype/default.nix
@@ -0,0 +1,32 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "nulltype";
+  version = "2.3.1";
+  format = "setuptools";
+
+  src = fetchPypi {
+    inherit pname version;
+    extension = "zip";
+    sha256 = "0wpjbsmm0c9ifg9y6cnfz49qq9pa5f99nnqp6wdlv42ymfr3rak4";
+  };
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "nulltype"
+  ];
+
+  meta = with lib; {
+    description = "Python library to handle Null values and sentinels like (but not) None, False and True";
+    homepage = "https://pypi.org/project/nulltype/";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/plaid-python/default.nix b/pkgs/development/python-modules/plaid-python/default.nix
index b864dedecfe7..f60b2a289246 100644
--- a/pkgs/development/python-modules/plaid-python/default.nix
+++ b/pkgs/development/python-modules/plaid-python/default.nix
@@ -1,26 +1,38 @@
-{ lib, buildPythonPackage, fetchPypi, requests, pytest }:
+{ lib
+, buildPythonPackage
+, fetchPypi
+, nulltype
+, python-dateutil
+, urllib3
+}:
 
 buildPythonPackage rec {
-  version = "8.1.0";
   pname = "plaid-python";
+  version = "8.3.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "b1f7b5b58ba3c171bb795352119d54797c8c50877bc376d26cd756de2453e9fd";
+    sha256 = "13gj4xb0lx2dgdkcdp7fvvql3vjr572qpa1m993z3p7n5c27j5xi";
   };
 
-  checkInputs = [ pytest ];
+  propagatedBuildInputs = [
+    nulltype
+    python-dateutil
+    urllib3
+  ];
 
-  # Integration tests require API keys and internet access
-  checkPhase = "py.test -rxs ./tests/unit";
+  # Tests require a Client IP
+  doCheck = false;
 
-  propagatedBuildInputs = [ requests ];
+  pythonImportsCheck = [
+    "plaid"
+  ];
 
-  meta = {
+  meta = with lib; {
     description = "Python client library for the Plaid API and Link";
     homepage = "https://github.com/plaid/plaid-python";
     changelog = "https://github.com/plaid/plaid-python/blob/master/CHANGELOG.md";
-    license = lib.licenses.mit;
-    maintainers = with lib.maintainers; [ bhipple ];
+    license = licenses.mit;
+    maintainers = with maintainers; [ bhipple ];
   };
 }
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 6f248b01f04c..7e6f3a160700 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5107,6 +5107,8 @@ in {
 
   Nuitka = callPackage ../development/python-modules/nuitka { };
 
+  nulltype = callPackage ../development/python-modules/nulltype { };
+
   num2words = callPackage ../development/python-modules/num2words { };
 
   numba = callPackage ../development/python-modules/numba { };