diff --git a/pkgs/development/python-modules/optuna-dashboard/default.nix b/pkgs/development/python-modules/optuna-dashboard/default.nix
index 24938f659345..f24bc8dd0564 100644
--- a/pkgs/development/python-modules/optuna-dashboard/default.nix
+++ b/pkgs/development/python-modules/optuna-dashboard/default.nix
@@ -24,14 +24,14 @@
 
 buildPythonPackage rec {
   pname = "optuna-dashboard";
-  version = "0.18.0";
+  version = "0.19.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "optuna";
     repo = "optuna-dashboard";
     tag = "v${version}";
-    hash = "sha256-0L1QTw9srZsHWDVP4J0WMIvndn5pn51Hs/Xz/tusv0I=";
+    hash = "sha256-UTl3X0laEHyc9YjL2RPBeCle0WRKjOU7Bt58BMRXIlU=";
   };
 
   dependencies = [
@@ -75,7 +75,7 @@ buildPythonPackage rec {
   meta = {
     description = "Real-time Web Dashboard for Optuna";
     homepage = "https://github.com/optuna/optuna-dashboard";
-    changelog = "https://github.com/optuna/optuna-dashboard/releases/tag/v${version}";
+    changelog = "https://github.com/optuna/optuna-dashboard/releases/tag/${src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ jherland ];
     mainProgram = "optuna-dashboard";