diff --git a/requirements.txt b/requirements.txt
index ca163ce2..d98bbb9e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-coverage==4.5
+coverage==4.5.1
 Django==1.11.7
 django-debug-toolbar==1.9.1
 docutils==0.14