diff --git a/pkgs/development/python-modules/pyperf/default.nix b/pkgs/development/python-modules/pyperf/default.nix
index c45c437a44ab..3a0f1a53ffd6 100644
--- a/pkgs/development/python-modules/pyperf/default.nix
+++ b/pkgs/development/python-modules/pyperf/default.nix
@@ -15,11 +15,11 @@
 
 buildPythonPackage rec {
   pname = "pyperf";
-  version = "2.4.0";
+  version = "2.4.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-z85StSr7EJgQr80WePyeOY9wzhWHqwRIWctyKEaTTj0=";
+    sha256 = "sha256-OM9ekMVvkGqDIM6CpQv6kskCuTr/1y5NyBWAEV81WFM=";
   };
 
   checkInputs = [ nose psutil ] ++