diff --git a/pkgs/development/python-modules/swisshydrodata/default.nix b/pkgs/development/python-modules/swisshydrodata/default.nix
index 36be0e125dc0..c805abb98a98 100644
--- a/pkgs/development/python-modules/swisshydrodata/default.nix
+++ b/pkgs/development/python-modules/swisshydrodata/default.nix
@@ -11,7 +11,7 @@
 
 buildPythonPackage rec {
   pname = "swisshydrodata";
-  version = "0.2.2";
+  version = "0.3.1";
   pyproject = true;
 
   disabled = pythonOlder "3.12";
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "Bouni";
     repo = "swisshydrodata";
     tag = version;
-    hash = "sha256-e3h/FStzhyaI//bRvT57lA6+06hVqhL2aztI115bsvU=";
+    hash = "sha256-Yy/sc/SKKftIsZLyIJabrgcgYwbBxZMXbhTaWSIKpM8=";
   };
 
   build-system = [ setuptools ];
@@ -37,7 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python client to get data from the Swiss federal Office for Environment FEON";
     homepage = "https://github.com/bouni/swisshydrodata";
-    changelog = "https://github.com/Bouni/swisshydrodata/releases/tag/${version}";
+    changelog = "https://github.com/Bouni/swisshydrodata/releases/tag/${src.tag}";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
   };