diff --git a/requirements.txt b/requirements.txt
index 5a59833101..2cfd9620b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ lxml!=3.7.0,>=2.3 # BSD
 netaddr!=0.7.16,>=0.7.13 # BSD
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.context>=2.9.0 # 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.messaging>=5.14.0 # Apache-2.0