diff --git a/scripts/tune_hyperparams.py b/scripts/tune_hyperparams.py
old mode 100644
new mode 100755
index 84dafd3..98bd14c
--- a/scripts/tune_hyperparams.py
+++ b/scripts/tune_hyperparams.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Optuna를 사용한 LightGBM 하이퍼파라미터 자동 탐색.