diff --git a/senlinclient/tests/unit/v1/test_cluster.py b/senlinclient/tests/unit/v1/test_cluster.py
index d2a5e53..7e6cd9c 100644
--- a/senlinclient/tests/unit/v1/test_cluster.py
+++ b/senlinclient/tests/unit/v1/test_cluster.py
@@ -263,6 +263,7 @@ class TestClusterUpdate(TestCluster):
         },
         "name": 'new_cluster',
         "profile_id": 'new_profile',
+        "profile_only": False,
         "timeout": "30"
     }
 
diff --git a/senlinclient/tests/unit/v1/test_shell.py b/senlinclient/tests/unit/v1/test_shell.py
index 50c5964..8989dcc 100644
--- a/senlinclient/tests/unit/v1/test_shell.py
+++ b/senlinclient/tests/unit/v1/test_shell.py
@@ -988,6 +988,7 @@ class ShellTest(testtools.TestCase):
         service = mock.Mock()
         args = {
             'profile': 'test_profile',
+            'profile_only': 'false',
             'name': 'CLUSTER1',
             'metadata': ['user=demo'],
             'timeout': 100,
@@ -995,6 +996,7 @@ class ShellTest(testtools.TestCase):
         attrs = copy.deepcopy(args)
         attrs['metadata'] = {'user': 'demo'}
         attrs['profile_id'] = 'test_profile'
+        attrs['profile_only'] = False
         del attrs['profile']
         args = self._make_args(args)
         args.id = 'CID'
diff --git a/senlinclient/v1/cluster.py b/senlinclient/v1/cluster.py
index b576c52..91019fb 100644
--- a/senlinclient/v1/cluster.py
+++ b/senlinclient/v1/cluster.py
@@ -235,6 +235,15 @@ class UpdateCluster(command.ShowOne):
             metavar='<profile>',
             help=_('ID or name of new profile to use')
         )
+        parser.add_argument(
+            '--profile-only',
+            default=False, metavar='<boolean>',
+            help=_("Whether the cluster should be updated profile only. "
+                   "If false, it will be applied to all existing nodes. "
+                   "If true, any newly created nodes will use the new profile,"
+                   "but existing nodes will not be changed. Default is False.")
+
+        )
         parser.add_argument(
             '--timeout',
             metavar='<timeout>',
@@ -271,6 +280,10 @@ class UpdateCluster(command.ShowOne):
         attrs = {
             'name': parsed_args.name,
             'profile_id': parsed_args.profile,
+            'profile_only': strutils.bool_from_string(
+                parsed_args.profile_only,
+                strict=True,
+            ),
             'metadata': senlin_utils.format_parameters(parsed_args.metadata),
             'timeout': parsed_args.timeout,
         }
diff --git a/senlinclient/v1/shell.py b/senlinclient/v1/shell.py
index a8b8462..0cc25aa 100644
--- a/senlinclient/v1/shell.py
+++ b/senlinclient/v1/shell.py
@@ -794,6 +794,11 @@ def do_cluster_run(service, args):
 
 @utils.arg('-p', '--profile', metavar='<PROFILE>',
            help=_('ID or name of new profile to use.'))
+@utils.arg('-P', '--profile-only', metavar='<BOOLEAN>', default=False,
+           help=_("Whether the cluster should be updated profile only. "
+                  "If false, it will be applied to all existing nodes. "
+                  "If true, any newly created nodes will use the new profile, "
+                  "but existing nodes will not be changed. Default is False."))
 @utils.arg('-t', '--timeout', metavar='<TIMEOUT>',
            help=_('New timeout (in seconds) value for the cluster.'))
 @utils.arg('-M', '--metadata', metavar='<"KEY1=VALUE1;KEY2=VALUE2...">',
@@ -813,6 +818,9 @@ def do_cluster_update(service, args):
     attrs = {
         'name': args.name,
         'profile_id': args.profile,
+        'profile_only': strutils.bool_from_string(
+            args.profile_only, strict=True
+        ),
         'metadata': utils.format_parameters(args.metadata),
         'timeout': args.timeout,
     }