diff --git a/requirements.txt b/requirements.txt
index 2b7e8a8..f06702d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ atomicwrites==1.3.0
 attrs==19.3.0
 autopep8==1.5
 backcall==0.1.0
-bleach==3.1.4
+bleach==3.3.0
 Box2D==2.3.2
 certifi==2018.8.24
 cffi==1.11.5