diff --git a/glance_store/tests/unit/cinder/__init__.py b/glance_store/tests/unit/cinder/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/test-requirements.txt b/test-requirements.txt
index b623f819..2eaa2262 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,6 +11,7 @@ doc8>=0.6.0 # Apache-2.0
 
 # Unit testing
 coverage!=4.4,>=4.0 # Apache-2.0
+ddt>=1.4.4 # MIT
 fixtures>=3.0.0 # Apache-2.0/BSD
 python-subunit>=1.0.0 # Apache-2.0/BSD
 requests-mock>=1.2.0 # Apache-2.0