diff --git a/dev-requirements.txt b/dev-requirements.txt
index b40f5ab..df79d3a 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,5 +1,5 @@
 aiostream==0.3.1
-bleach==3.0.1
+bleach==3.1.1
 certifi==2018.8.24
 cffi==1.11.5
 chardet==3.0.4