diff --git a/requirements.txt b/requirements.txt
index 35f27d4..df860c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 attrs==19.3.0
 autopep8==1.4.4
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.3.0
 cycler==0.10.0
 decorator==4.4.1
 defusedxml==0.6.0