diff --git a/requirements.txt b/requirements.txt
index 667c3eddd9..180d984504 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ passlib
 iso8601>=0.1.9
 python-keystoneclient>=0.11.1
 keystonemiddleware>=1.0.0
-oslo.concurrency>=0.1.0  # Apache-2.0
+oslo.concurrency>=0.3.0  # Apache-2.0
 oslo.config>=1.4.0  # Apache-2.0
 oslo.messaging>=1.4.0,!=1.5.0
 oslo.db>=1.1.0  # Apache-2.0