diff --git a/setup.py b/setup.py
index 2092c69..2b48d13 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
     version="1.5.1",
     packages=find_packages(),
     install_requires=['GitPython>=2.1.8', 'colorama>=0.3.7',
-                      'termcolor>=1.1.0', 'click>=6.0.0',
+                      'termcolor>=1.1.0', 'click>=6.0.0,<7.0.0',
                       'six>=1.10.0'],
 
     # Tests