diff --git a/testing-requirements.txt b/testing-requirements.txt
index bdf55a4..5339486 100644
--- a/testing-requirements.txt
+++ b/testing-requirements.txt
@@ -1,6 +1,6 @@
 apipkg==1.4
 attrs==18.1.0
-bleach==2.1.4
+bleach==3.3.0
 bump2version==0.5.8
 certifi==2018.4.16
 cffi==1.11.5;