diff --git a/requirements.txt b/requirements.txt
index aab4e0f..c4646e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ chakin==0.0.8
 ja-sentence-segmenter==0.0.2
 japanize-matplotlib==1.1.2
 konoha[all]==4.6.1
-loguru==0.5.1
+loguru==0.5.3
 mecab-python3==1.0.3
 nagisa==0.2.7
 neologdn==0.4