diff --git a/requirements.txt b/requirements.txt
index a61034e..5ce2978 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ keras==2.2.4
 tensorflow-gpu==1.13.1
 tensorflow==1.13.1
 -e git://github.com/keras-team/keras-contrib.git#egg=keras-contrib
-pillow==6.0.0
+pillow==8.1.1
 matplotlib==3.0.3