diff --git a/requirements.txt b/requirements.txt
index 48d0cb0..9d96fbb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ decorator==4.4.2
 py7zr==0.11.3
 ring==0.7.3
 requests==2.25.1
-pypinyin==0.40.0
+pypinyin==0.47.1
 zhon==1.1.5
 pytimeparse==1.1.8
 python-dateutil==2.8.2