diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 7eeba24..c52a4fb
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@ matplotlib==3.1.1
 lmdb==0.95
 numpy==1.16.4
 torch==1.1.0
-Pillow==6.2.0
+Pillow==8.1.1
 scikit_learn==0.21.3