diff --git a/requirements.txt b/requirements.txt
index 7ebcc10..476ee2f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ funcsigs==0.4
 httpretty==0.8.14
 idna==2.7
 m2r==0.2.1
-mistune==0.8.4
+mistune==2.0.3
 mock==1.3.0
 pbr==1.8.1
 pkginfo==1.4.2