diff --git a/requirements.txt b/requirements.txt
index f495e44..6f3dd89 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Markdown==3.1.1
 nltk==3.4.5
 numpy==1.16.4
 pandas==0.24.2
-Pillow==6.1.0
+Pillow==8.1.1
 pkg-resources==0.0.0
 protobuf==3.9.1
 pyarrow==0.14.1