diff --git a/requirements.txt b/requirements.txt
index fd0ba0c904..7f75f6d49d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,14 +7,14 @@ enum34>=1.0.4;python_version=='2.7' or python_version=='2.6' or python_version==
 eventlet!=0.18.3,!=0.20.1,<0.21.0,>=0.18.2 # MIT
 httplib2>=0.9.1 # MIT
 netaddr>=0.7.18 # BSD
-tenacity>=3.2.1 # Apache-2.0
+tenacity>=4.4.0 # Apache-2.0
 SQLAlchemy!=1.1.5,!=1.1.6,!=1.1.7,!=1.1.8,>=1.0.10 # MIT
 six>=1.10.0 # MIT
 stevedore>=1.20.0 # Apache-2.0
 neutron-lib>=1.13.0 # Apache-2.0
 osc-lib>=1.8.0 # Apache-2.0
 python-openstackclient>=3.12.0 # 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.config>=5.2.0 # Apache-2.0
 oslo.db>=4.27.0 # Apache-2.0