diff --git a/requirements.txt b/requirements.txt
index e847458..3f587a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 alembic==0.9.9
 altgraph==0.15
 astroid==1.6.1
-bleach==2.1.3
+bleach==3.3.0
 blinker==1.4
 certifi==2017.11.5
 chardet==3.0.4