diff --git a/requirements.txt b/requirements.txt
index c6d7cb4..6773e19 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@ numpy==1.17.5
 matplotlib==3.1.3
 torch==1.2.0
 torchvision==0.4.0
-pillow==6.2.2
+pillow==8.1.1
 opencv-python==4.1.2.30
 pydicom==2.0.0