diff --git a/requirements.txt b/requirements.txt
index 0c68fd01..18d25afb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 six>=1.9.0
 ply
-click==4.0
+click>=6.2
 jinja2==2.7.3
 networkx>=1.10
 PyYAML