diff --git a/tools/pip-requires b/tools/pip-requires
index 0e13534ff2..ec5562d6b5 100644
--- a/tools/pip-requires
+++ b/tools/pip-requires
@@ -1,4 +1,4 @@
-# keystonelight dependencies
+# keystone dependencies
 pam==0.1.4
 WebOb==1.0.8
 eventlet
@@ -10,3 +10,4 @@ sqlalchemy
 sqlalchemy-migrate
 passlib
 lxml
+iso8601>=0.1.4
diff --git a/tools/test-requires b/tools/test-requires
index c35d0150bb..5ec7ac0553 100644
--- a/tools/test-requires
+++ b/tools/test-requires
@@ -16,7 +16,6 @@ Sphinx>=1.1.2 # required to build documentation
 unittest2 # backport of unittest lib in python 2.7
 webtest # test wsgi apps without starting an http server
 distribute>=0.6.24
-iso8601>=0.1.4
 
 # for python-keystoneclient
 httplib2