diff --git a/requirements.txt b/requirements.txt
index 982f25ca5..d32a87c9b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 alembic==1.14.1
 apscheduler==3.11.0
 bcrypt==4.3.0
-bleach[css]==6.2.0
+bleach[css]==6.3.0
 colander==2.0
 dogpile.cache==1.3.4
 elasticsearch==2.4.1