diff --git a/docs/requirements.txt b/docs/requirements.txt
index dc9493b..21703d7 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -73,7 +73,7 @@ numpy==1.18.3
 packaging==20.3
 palettable==3.3.0
 pandas==1.0.3
-Pillow==7.1.2
+Pillow==9.3.0
 plotly==4.6.0
 pluggy==0.13.1
 py==1.8.1