diff --git a/requirements.txt b/requirements.txt
index c889c07..30fda94 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,3 +13,4 @@ oslo.log>=1.0.0  # Apache-2.0
 oslo.i18n>=1.5.0  # Apache-2.0
 mock>=1.0
 fixtures>=0.3.14
+WebOb>=1.2.3