diff --git a/requirements_dev.txt b/requirements_dev.txt
index d3587f8..e5d41e2 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,6 +1,6 @@
 attrs==19.3.0
 beautifulsoup4==4.8.2
-bleach==3.1.4
+bleach==3.3.0
 bs4==0.0.1
 certifi==2019.11.28
 cffi==1.14.0