diff --git a/requirements.txt b/requirements.txt
index 8fd3561edcb..2006ae4c5fd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ keystonemiddleware>=4.17.0 # Apache-2.0
 lxml!=3.7.0,>=3.4.1 # BSD
 oauth2client!=4.0.0,>=1.5.0 # Apache-2.0
 oslo.config>=5.2.0 # Apache-2.0
-oslo.concurrency>=3.25.0 # Apache-2.0
+oslo.concurrency>=3.26.0 # Apache-2.0
 oslo.context>=2.19.2 # Apache-2.0
 oslo.db>=4.27.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0