diff --git a/requirements.txt b/requirements.txt
index b2d7fe655..fe1ba9eef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Babel>=1.3
 iso8601>=0.1.9
 debtcollector>=0.3.0 # Apache-2.0
 netaddr>=0.7.12
-oslo.config>=1.11.0 # Apache-2.0
+oslo.config>=2.1.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.serialization>=1.4.0 # Apache-2.0
 oslo.utils>=1.9.0 # Apache-2.0