diff --git a/pkgs/development/python-modules/hachoir/default.nix b/pkgs/development/python-modules/hachoir/default.nix
index c7d4178e3bf9..3a1a34f8340b 100644
--- a/pkgs/development/python-modules/hachoir/default.nix
+++ b/pkgs/development/python-modules/hachoir/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "hachoir";
-  version = "3.1.3";
+  version = "3.2.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -16,8 +16,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "vstinner";
     repo = pname;
-    rev = version;
-    hash = "sha256-HlxDwkU0GccO+IUzbtVpLbsAo+Mcacm4/WrXWCsmpBg=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-BRrb6bnPSDVjZF1cOA9NlUYd2HrtqZEAVhHgkjmE0Xg=";
   };
 
   propagatedBuildInputs = [
@@ -35,6 +35,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python library to view and edit a binary stream";
     homepage = "https://hachoir.readthedocs.io/";
+    changelog = "https://github.com/vstinner/hachoir/blob/${version}/doc/changelog.rst";
     license = with licenses; [ gpl2Only ];
     maintainers = with maintainers; [ fab ];
   };