diff --git a/pip-requires b/pip-requires
index 234c31a..0102891 100644
--- a/pip-requires
+++ b/pip-requires
@@ -24,3 +24,4 @@ Babel>=0.9.6
 iso8601>=0.1.4
 httplib2
 setuptools_git>=0.4
+python-quantumclient>=0.1,<0.2