diff --git a/docs/requirements.txt b/docs/requirements.txt
index 1fed980..e673732 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -27,7 +27,7 @@ keyring==21.1.0
 markdown2==2.3.8
 MarkupSafe==1.1.1
 packaging==20.1
-Pillow==6.2.2
+Pillow==9.3.0
 pkginfo==1.5.0.1
 psycopg2==2.8.4
 Pygments==2.5.2