diff --git a/requirements.txt b/requirements.txt
index 89a70ba..b0b0a30 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 alembic==0.9.2
 aniso8601==1.2.1
-bleach==2.0.0
+bleach==3.1.1
 cachetools==2.0.0
 click==6.7
 coverage==4.3.4