diff --git a/requirements.txt b/requirements.txt
index aaab75f..9d5e6d6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-bleach==3.1.0
+bleach==3.3.0
 chardet==2.3.0
 Click==7.0
 Flask==1.0.2