diff --git a/requirements.txt b/requirements.txt
index ec72ffe5..5960dd36 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ Jinja2>=2.6 # BSD License (3 clause)
 jsonschema!=2.5.0,<3.0.0,>=2.0.0
 keystonemiddleware>=2.0.0
 netaddr>=0.7.12
-oslo.config>=1.11.0 # Apache-2.0
+oslo.config>=2.1.0 # Apache-2.0
 oslo.concurrency>=2.3.0 # Apache-2.0
 oslo.messaging!=1.17.0,!=1.17.1,>=1.16.0 # Apache-2.0
 oslo.middleware>=2.4.0 # Apache-2.0