diff --git a/optuna_dashboard/__init__.py b/optuna_dashboard/__init__.py
index beed5720..1bc74e95 100644
--- a/optuna_dashboard/__init__.py
+++ b/optuna_dashboard/__init__.py
@@ -17,4 +17,4 @@ from ._note import save_note  # noqa
 from ._preference_setting import register_preference_feedback_component  # noqa
 
 
-__version__ = "0.15.0"
+__version__ = "0.15.1"