diff --git a/pkgs/development/python-modules/pyroaring/default.nix b/pkgs/development/python-modules/pyroaring/default.nix
index fd39cf6b688e..92872b04233e 100644
--- a/pkgs/development/python-modules/pyroaring/default.nix
+++ b/pkgs/development/python-modules/pyroaring/default.nix
@@ -10,14 +10,14 @@
 
 buildPythonPackage rec {
   pname = "pyroaring";
-  version = "1.0.0";
+  version = "1.0.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Ezibenroc";
     repo = "PyRoaringBitMap";
     tag = version;
-    hash = "sha256-pnANvqyQ5DpG4NWSgWkAkXvSNLO67nfa97nEz3fYf1Y=";
+    hash = "sha256-Zs/MO1R4iBHDfTRVizMl6KyEWI6k2iDX7jAkBZs7kZE=";
   };
 
   build-system = [
@@ -35,7 +35,7 @@ buildPythonPackage rec {
   meta = {
     description = "Python library for handling efficiently sorted integer sets";
     homepage = "https://github.com/Ezibenroc/PyRoaringBitMap";
-    changelog = "https://github.com/Ezibenroc/PyRoaringBitMap/releases/tag/${version}";
+    changelog = "https://github.com/Ezibenroc/PyRoaringBitMap/releases/tag/${src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ drupol ];
   };