diff --git a/example/13-magic-formula-portfolio.py b/example/13-magic-formula-portfolio.py
index f67f232..eac3537 100644
--- a/example/13-magic-formula-portfolio.py
+++ b/example/13-magic-formula-portfolio.py
@@ -71,6 +71,7 @@ print(data_bind.loc[magic_rank <= 20, ['종목코드', '종목명', '이익 수
 
 data_bind['투자구분'] = np.where(magic_rank <= 20, '마법공식', '기타')
 
+plt.rc('font', family='Malgun Gothic')
 plt.subplots(1, 1, figsize=(10, 6))
 sns.scatterplot(data=data_bind,
                 x='이익 수익률',