diff --git a/pkgs/development/python-modules/aiopvpc/default.nix b/pkgs/development/python-modules/aiopvpc/default.nix
index 67ff18b14e29..0f44a49a3979 100644
--- a/pkgs/development/python-modules/aiopvpc/default.nix
+++ b/pkgs/development/python-modules/aiopvpc/default.nix
@@ -4,18 +4,17 @@
 , backports-zoneinfo
 , buildPythonPackage
 , fetchFromGitHub
-, holidays
 , poetry-core
 , pytest-asyncio
 , pytest-timeout
 , pytestCheckHook
 , pythonOlder
-, tzdata
+, python-dotenv
 }:
 
 buildPythonPackage rec {
   pname = "aiopvpc";
-  version = "3.0.0";
+  version = "4.0.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.8";
@@ -24,17 +23,20 @@ buildPythonPackage rec {
     owner = "azogue";
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-eTCQddoZIaCs7iKGNBC8aSq6ek4vwYXgIXx35UlME/k=";
+    hash = "sha256-E5z74/5VuFuOyAfeT4PQlHUNOiVT4sPgOdxoAIIymxU=";
   };
 
+  postPatch = ''
+    substituteInPlace pyproject.toml --replace \
+      " --cov --cov-report term --cov-report html" ""
+  '';
+
   nativeBuildInputs = [
     poetry-core
   ];
 
   propagatedBuildInputs = [
     aiohttp
-    holidays
-    tzdata
     async-timeout
   ] ++ lib.optionals (pythonOlder "3.9") [
     backports-zoneinfo
@@ -44,18 +46,9 @@ buildPythonPackage rec {
     pytest-asyncio
     pytest-timeout
     pytestCheckHook
+    python-dotenv
   ];
 
-  disabledTests = [
-    # Failures seem related to changes in holidays-0.13, https://github.com/azogue/aiopvpc/issues/44
-    "test_number_of_national_holidays"
-  ];
-
-  postPatch = ''
-    substituteInPlace pyproject.toml --replace \
-      " --cov --cov-report term --cov-report html" ""
-  '';
-
   pythonImportsCheck = [
     "aiopvpc"
   ];