diff --git a/requirements.txt b/requirements.txt
index 2680c496f..dac6e9c9e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ oslo.context>=2.21.0 # Apache-2.0
 oslo.db>=4.44.0 # Apache-2.0
 oslo.i18n>=3.20.0 # Apache-2.0
 oslo.log>=3.37.0 # Apache-2.0
-oslo.messaging>=8.1.2 # Apache-2.0
+oslo.messaging>=14.1.0 # Apache-2.0
 oslo.policy>=3.6.0 # Apache-2.0
 oslo.reports>=1.27.0 # Apache-2.0
 oslo.serialization>=2.25.0 # Apache-2.0
diff --git a/watcher/common/rpc.py b/watcher/common/rpc.py
index bdd30fb9a..6e13b124c 100644
--- a/watcher/common/rpc.py
+++ b/watcher/common/rpc.py
@@ -121,7 +121,7 @@ class RequestContextSerializer(messaging.Serializer):
 def get_client(target, version_cap=None, serializer=None):
     assert TRANSPORT is not None
     serializer = RequestContextSerializer(serializer)
-    return messaging.RPCClient(
+    return messaging.get_rpc_client(
         TRANSPORT,
         target,
         version_cap=version_cap,