diff --git a/requirements.txt b/requirements.txt
index 3965520..05bfa26 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 appnope==0.1.0
 argh==0.26.2
 backcall==0.1.0
-bleach==3.1.1
+bleach==3.3.0
 blinker==1.4
 certifi==2018.8.13
 chardet==3.0.4