diff --git a/pkgs/development/python-modules/psrpcore/default.nix b/pkgs/development/python-modules/psrpcore/default.nix
index 8003780b86c2..12d951f5a480 100644
--- a/pkgs/development/python-modules/psrpcore/default.nix
+++ b/pkgs/development/python-modules/psrpcore/default.nix
@@ -13,7 +13,7 @@
 
 buildPythonPackage rec {
   pname = "psrpcore";
-  version = "0.3.0";
+  version = "0.3.1";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "jborean93";
     repo = "psrpcore";
     rev = "refs/tags/v${version}";
-    hash = "sha256-YThumRHMOTyhP6/EmNEew47v/X4Y1aYg1nvgZJz2XUg=";
+    hash = "sha256-svfqTOKKFKMphIPnvXfAbPZrp1GTV2D+33I0Rajfv1Y=";
   };
 
   build-system = [ setuptools ];