diff --git a/requirements.txt b/requirements.txt
index d18532c..35d20bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ astroid==2.1.0
 atomicwrites==1.3.0
 attrs==19.1.0
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.3.0
 cachetools==3.1.0
 certifi==2019.3.9
 cffi==1.12.2