diff --git a/requirements.txt b/requirements.txt
index ee5358640..f4d9e0177 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ tinycss2==1.1.1
 fontTools==4.27.1
 fdict==0.8.1
 cachetools==4.2.4
-bleach==4.1.0
+bleach==6.4.0
 Jinja2==3.0.3
 xmljson==0.2.1
 pystuck==0.8.5