diff --git a/pkgs/development/python-modules/guessit/default.nix b/pkgs/development/python-modules/guessit/default.nix
index 0e8d07465989..8b85a488512a 100644
--- a/pkgs/development/python-modules/guessit/default.nix
+++ b/pkgs/development/python-modules/guessit/default.nix
@@ -1,31 +1,42 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pytest-runner
 , python-dateutil
 , babelfish
 , rebulk
+, pythonOlder
+, importlib-resources
+, pytestCheckHook
+, pytest-mock
+, pytest-benchmark
+, pyyaml
 }:
 
 buildPythonPackage rec {
   pname = "guessit";
-  version = "3.3.1";
+  version = "3.4.3";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "8305e0086129614a8820a508303f98f56c584811489499bcc54a7ea6f1b0391e";
+    sha256 = "731e96e6a1f3b065d05accc8c19f35d4485d880b77ab8dc4b262cc353df294f7";
   };
 
-  # Tests require more packages.
-  doCheck = false;
-  buildInputs = [ pytest-runner ];
   propagatedBuildInputs = [
-    python-dateutil babelfish rebulk
-  ];
+    rebulk
+    babelfish
+    python-dateutil
+  ] ++ lib.optionals (pythonOlder "3.9") [ importlib-resources ];
+
+  checkInputs = [ pytestCheckHook pytest-mock pytest-benchmark pyyaml ];
+
+  pytestFlagsArray = [ "--benchmark-disable" ];
+
+  pythonImportsCheck = [ "guessit" ];
 
   meta = {
-    homepage = "https://pypi.python.org/pypi/guessit";
-    license = lib.licenses.lgpl3;
-    description = "A library for guessing information from video files";
+    homepage = "https://doc.guessit.io/";
+    description = "A Python library that extracts as much information as possible from a video filename";
+    changelog = "https://github.com/guessit-io/guessit/raw/v${version}/CHANGELOG.md";
+    license = lib.licenses.lgpl3Only;
   };
 }