diff --git a/requirements.txt b/requirements.txt
index 18fc4daf9a..ed5dae2f05 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ oslo.middleware>=3.31.0 # Apache-2.0
 oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 oslo.service!=1.28.1,>=1.24.0 # Apache-2.0
 oslo.utils>=3.33.0 # Apache-2.0
-oslo.concurrency>=3.25.0 # Apache-2.0
+oslo.concurrency>=3.26.0 # Apache-2.0
 PyMySQL>=0.7.6 # MIT License
 Babel!=2.4.0,>=2.3.4 # BSD
 six>=1.10.0 # MIT