diff --git a/requirements.txt b/requirements.txt
index 583baacef17..ddda77cd156 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ alembic>=0.7.2
 six>=1.9.0
 stevedore>=1.1.0  # Apache-2.0
 oslo.concurrency>=1.4.1         # Apache-2.0
-oslo.config>=1.6.0  # Apache-2.0
+oslo.config>=1.9.0  # Apache-2.0
 oslo.context>=0.1.0                     # Apache-2.0
 oslo.db>=1.4.1  # Apache-2.0
 oslo.i18n>=1.3.0  # Apache-2.0