diff --git a/requirements.txt b/requirements.txt
index 9531b640..f30d2d79 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ MarkupSafe==0.23
 oauthlib==0.7.2
 olefile==0.44
 paramiko==1.10.1
-Pillow==4.1.1
+Pillow==8.1.1
 psutil==1.0.1
 psycopg2==2.5.3
 pycrypto==2.6