diff --git a/docs/requirements.txt b/docs/requirements.txt
index 61dc91e..4a3af0d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -52,7 +52,7 @@ parso==0.4.0
 pathlib2==2.3.3
 pexpect==4.7.0
 pickleshare==0.7.5
-pillow==6.0.0
+pillow==9.3.0
 pluggy==0.9.0
 prometheus-client==0.6.0
 prompt-toolkit==2.0.9