diff --git a/requirements.txt b/requirements.txt
index 38f4a2a..7520d42 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@
 testtools>=2.2.0 # MIT
 paramiko>=2.0.0 # LGPLv2.1+
 netaddr>=0.7.18 # BSD
-oslo.concurrency>=3.25.0 # Apache-2.0
+oslo.concurrency>=3.26.0 # Apache-2.0
 oslo.config>=5.2.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0