diff --git a/requirements.txt b/requirements.txt
index 6c67627..3188d9b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ matplotlib==3.1.1
 nltk==3.4.5
 numpy==1.17.2
 pandas==0.25.1
-Pillow==8.1.1
+Pillow==9.0.1
 pycodestyle==2.5.0
 pyparsing==2.4.2
 python-dateutil==2.8.0