diff --git a/requirements.txt b/requirements.txt
index 6716b69..05a64ed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,6 +3,6 @@ tensorflow-gpu==1.15.2
 numpy==1.14.6
 glob2==0.7
 opencv-python==4.1.1.26
-Pillow==6.2.0
+Pillow==8.1.1
 image-slicer==0.3.0
 numpy==1.14.6