diff --git a/requirements.txt b/requirements.txt
index 6666100..817ac62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 bayesian-optimization==0.6.0
-bleach==3.1.4
+bleach==3.3.0
 certifi==2018.1.18
 chardet==3.0.4
 cycler==0.10.0