diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 76a999c..fcd7b37
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 backports.weakref==1.0rc1
-bleach==1.5.0
+bleach==3.1.1
 blessings==1.6
 blis==0.0.13
 bottle==0.12.13