diff --git a/TensorFlow/Segmentation/UNet_Medical/requirements.txt b/TensorFlow/Segmentation/UNet_Medical/requirements.txt
index 60a1ddf13..95dca7b10 100644
--- a/TensorFlow/Segmentation/UNet_Medical/requirements.txt
+++ b/TensorFlow/Segmentation/UNet_Medical/requirements.txt
@@ -1,3 +1,3 @@
-Pillow==6.2.0
+Pillow==8.1.1
 tf2onnx
 munch
\ No newline at end of file