diff --git a/requirements.txt b/requirements.txt
index dbf9a7c7..a7b8f24c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ docutils==0.14
 future==0.16.0
 html5lib==1.0.1
 idna==2.6
-isort==4.3.9
+isort==4.3.10
 murmurhash3==2.3.5
 packaging==16.8
 pkginfo==1.4.2