diff --git a/pkgs/development/python-modules/rlp/default.nix b/pkgs/development/python-modules/rlp/default.nix
index 3c258f2b8fea..7f1dd65edf4a 100644
--- a/pkgs/development/python-modules/rlp/default.nix
+++ b/pkgs/development/python-modules/rlp/default.nix
@@ -6,18 +6,19 @@
   eth-utils,
   hypothesis,
   pytestCheckHook,
+  pydantic,
 }:
 
 buildPythonPackage rec {
   pname = "rlp";
-  version = "4.0.0";
+  version = "4.1.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "ethereum";
     repo = "pyrlp";
     rev = "v${version}";
-    hash = "sha256-cRp+ZOPYs9kcqMKGaiYMOFBY+aPCyFqu+1/5wloLwqU=";
+    hash = "sha256-moerdcAJXqhlzDnTlvxL3Nzz485tOzJVCPlGrof80eQ=";
   };
 
   build-system = [ setuptools ];
@@ -27,10 +28,13 @@ buildPythonPackage rec {
   nativeCheckInputs = [
     hypothesis
     pytestCheckHook
+    pydantic
   ];
 
   pythonImportsCheck = [ "rlp" ];
 
+  disabledTests = [ "test_install_local_wheel" ];
+
   meta = with lib; {
     description = "RLP serialization library";
     homepage = "https://github.com/ethereum/pyrlp";