diff --git a/pkgs/development/python-modules/pytorch-pfn-extras/default.nix b/pkgs/development/python-modules/pytorch-pfn-extras/default.nix
index 2c63c289766e..29c448e963ba 100644
--- a/pkgs/development/python-modules/pytorch-pfn-extras/default.nix
+++ b/pkgs/development/python-modules/pytorch-pfn-extras/default.nix
@@ -22,14 +22,14 @@
 
 buildPythonPackage rec {
   pname = "pytorch-pfn-extras";
-  version = "0.8.1";
+  version = "0.8.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "pfnet";
     repo = "pytorch-pfn-extras";
     tag = "v${version}";
-    hash = "sha256-6KHVsUHN2KDKAaMdhBpZgTq0XILWUsHJPgeRD0m9m20=";
+    hash = "sha256-FQwCdn9zUWHyUYAGHPNxQXN7O0bSLBHJrByxzCxUtio=";
   };
 
   build-system = [ setuptools ];
@@ -113,7 +113,7 @@ buildPythonPackage rec {
   meta = {
     description = "Supplementary components to accelerate research and development in PyTorch";
     homepage = "https://github.com/pfnet/pytorch-pfn-extras";
-    changelog = "https://github.com/pfnet/pytorch-pfn-extras/releases/tag/v${version}";
+    changelog = "https://github.com/pfnet/pytorch-pfn-extras/releases/tag/${src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ samuela ];
   };