diff --git a/requirements.txt b/requirements.txt
index c6905d6..0868a0d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ numpy==1.13.3
 oauth==1.0.1
 olefile==0.45.1
 pexpect==4.2.1
-Pillow==6.2.0
+Pillow==8.1.1
 protobuf==3.0.0
 pycairo==1.16.2
 pycrypto==2.6.1