diff --git a/src/requirements.txt b/src/requirements.txt
index da72180..adaf173 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -16,7 +16,7 @@ backports.shutil-get-terminal-size==1.0.0
 bitarray==0.8.3
 bkcharts==0.2
 blaze==0.11.3
-bleach==3.0.2
+bleach==3.3.0
 bokeh==0.12.13
 Bottleneck==1.2.1
 Box2D==2.3.2