diff --git a/requirements.txt b/requirements.txt
index 958c892a..84084bb2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ iso8601>=0.1.9
 Jinja2>=2.6 # BSD License (3 clause)
 jsonschema!=2.5.0,<3.0.0,>=2.0.0
 netaddr>=0.7.12
-oslo.config>=2.1.0 # Apache-2.0
+oslo.config>=2.3.0 # Apache-2.0
 oslo.db>=2.4.1 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.log>=1.8.0 # Apache-2.0