diff --git a/requirements.txt b/requirements.txt
index 064c427..7a048c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ incremental==17.5.0
 jieba==0.39
 msgpack==0.6.2
 pbr==3.1.1
-Pillow==6.2.1
+Pillow==9.0.1
 pyasn1==0.4.8
 pyasn1-modules==0.2.7
 pycparser==2.19