diff --git a/docs/requirements.txt b/docs/requirements.txt
index ccb9c28..43ced86 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -6,4 +6,4 @@ sphinx-copybutton==0.2.12
 recommonmark==0.6.0
 matplotlib==3.2.2
 ipython==7.15.0
-Pillow==8.3.1
\ No newline at end of file
+Pillow==9.0.0
\ No newline at end of file