diff --git a/code/requirements.txt b/code/requirements.txt
old mode 100755
new mode 100644
index 9fa5418..f504433
--- a/code/requirements.txt
+++ b/code/requirements.txt
@@ -12,7 +12,7 @@ torch==1.5.0
 torchvision==0.6.0
 colorful
 colorlog
-Pillow==6.1
+Pillow==8.1.1
 pandas
 openpyxl
 xlrd