diff --git a/requirements_notebook.txt b/requirements_notebook.txt
index f642ddb..90be22f 100644
--- a/requirements_notebook.txt
+++ b/requirements_notebook.txt
@@ -7,7 +7,7 @@ async-lru==2.0.4
 attrs==23.2.0
 Babel==2.15.0
 beautifulsoup4==4.12.3
-bleach==6.1.0
+bleach==6.4.0
 certifi==2024.7.4
 cffi==1.16.0
 chardet==5.2.0