diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index e11e04f..0353fa3
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 appdirs==1.4.3
 appnope==0.1.0
-bleach==3.1.4
+bleach==3.3.0
 cycler==0.10.0
 decorator==4.0.11
 entrypoints==0.2.2