diff --git a/requirements.txt b/requirements.txt
index c2be1c7..c6eaa51 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ networkx==2.3
 nltk==3.4
 numpy==1.16.2
 pandas==0.24.2
-Pillow==6.0.0
+Pillow==9.0.1
 pyparsing==2.4.0
 python-dateutil==2.8.0
 pytz==2019.1