diff --git a/requirements.txt b/requirements.txt
index abef7ed..0d3bf23 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-oslo.config>=2.3.0 # Apache-2.0
+oslo.config>=2.6.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
 oslo.messaging!=1.17.0,!=1.17.1,!=2.6.0,!=2.6.1,>=1.16.0 # Apache-2.0
 oslo.utils!=2.6.0,>=2.4.0 # Apache-2.0