diff --git a/requirements.txt b/requirements.txt
index aae70e47e..cfe0e78d9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ django-filter==2.4.0
 django-tables2==2.4.0
 djangorestframework==3.12.4
 drf-writable-nested==0.6.3
-bleach==3.3.1
+bleach==4.0.0
 bleach-allowlist==1.0.3
 gunicorn==20.1.0
 lxml==4.6.3