diff --git a/requirements.txt b/requirements.txt
index 9cc2310..c26b1ab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 absl-py==0.2.1
 astor==0.6.2
 backcall==0.1.0
-bleach==1.5.0
+bleach==3.1.4
 cachetools==2.1.0
 certifi==2018.4.16
 chardet==3.0.4