diff --git a/requirements.txt b/requirements.txt
index 36b78f3..67c0bae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ olefile==0.45.1
 pandas==0.24.1
 pandas-datareader==0.7.0
 pexpect==4.2.1
-Pillow==5.1.0
+Pillow==9.0.1
 protobuf==3.0.0
 pycairo==1.16.2
 pycodestyle==2.5.0