diff --git a/requirements.txt b/requirements.txt
index 8f07075..b8a6c58 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@
 pbr<2.0,>=1.6
 Babel>=1.3
 iso8601>=0.1.9
-oslo.config>=2.1.0 # Apache-2.0
+oslo.config>=2.3.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.utils>=2.0.0 # Apache-2.0
 posix-ipc