diff --git a/requirements.txt b/requirements.txt
index 3feedb61..5a4a178b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ httplib2>=0.9.1 # MIT
 lxml!=3.7.0,>=3.4.1 # BSD
 oslo.cache>=1.26.0 # 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