diff --git a/requirements.txt b/requirements.txt
index c365ca9..4c91e49 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Flask==1.0.2
 matplotlib==2.2.3
 numpy==1.15.1
-Pillow==6.2.0
+Pillow==9.0.1
 torch==1.0.1.post2
 torchvision==0.2.1
 pytorch-pretrained-bert==0.6.2