diff --git a/upper-constraints.txt b/upper-constraints.txt
index c85440b2a4..5ef8277841 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -433,7 +433,7 @@ pika-pool===0.1.3
 pyzmq===16.0.2
 EditorConfig===0.12.1;python_version=='3.4'
 EditorConfig===0.12.1;python_version=='3.5'
-oslo.db===4.26.0
+oslo.db===4.27.0
 simplegeneric===0.8.1
 abclient===0.2.3
 pymemcache===1.4.3