diff --git a/requirements.txt b/requirements.txt
index 692137af06..4a163baba5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ osc-lib>=1.2.0 # Apache-2.0
 python-openstackclient>=3.3.0 # Apache-2.0
 oslo.concurrency>=3.8.0 # Apache-2.0
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
-oslo.db>=4.13.3 # Apache-2.0
+oslo.db>=4.15.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.log>=3.11.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0