diff --git a/requirements.txt b/requirements.txt
index 46f98a2..7c4cf81 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ kiwisolver==1.1.0
 Markdown==3.1.1
 matplotlib==3.1.0
 numpy==1.16.4
-Pillow==6.0.0
+Pillow==8.1.1
 protobuf==3.7.1
 pyparsing==2.4.0
 python-dateutil==2.8.0