diff --git a/requirements.txt b/requirements.txt
index ab6297a..05027ed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-bleach==3.1.2
+bleach==6.4.0
 certifi==2019.3.9
 chardet==3.0.4
 docutils==0.14