diff --git a/requirements.txt b/requirements.txt
index 300a23c..ded2344 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ MarkupSafe==1.1.0
 matplotlib==3.0.2
 mccabe==0.6.1
 numpy==1.16.0
-Pillow==5.4.1
+Pillow==9.0.1
 pyecharts==0.5.11
 pyecharts-javascripthon==0.0.6
 pyecharts-jupyter-installer==0.0.3