diff --git a/requirements.txt b/requirements.txt
index d3b49e6..b93839b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ pandas==0.23.4
 pandocfilters==1.4.2
 parso==0.3.1
 pickleshare==0.7.5
-Pillow==5.3.0
+Pillow==9.0.1
 prometheus-client==0.4.2
 prompt-toolkit==2.0.6
 pycparser==2.19