diff --git a/releasenotes/notes/deprecated-cinder-api-v1-option-df7d5a54d93db5cf.yaml b/releasenotes/notes/deprecated-cinder-api-v1-option-df7d5a54d93db5cf.yaml
new file mode 100644
index 0000000..0660d9c
--- /dev/null
+++ b/releasenotes/notes/deprecated-cinder-api-v1-option-df7d5a54d93db5cf.yaml
@@ -0,0 +1,12 @@
+---
+deprecations:
+  - |
+    Volume v1 API is deprecated and the v3 are CURRENT.
+    Tempest doesn't need to test the v1 API as the default.
+    The volume config option 'api_v1' has been marked as
+    deprecated.
+upgrade:
+  - |
+    The volume config option 'api_v1' default is changed to
+    ``False`` because the volume v1 API has been deprecated
+    since Juno release.
diff --git a/tempest/config.py b/tempest/config.py
index d5c8ea9..caa2ff0 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -812,8 +812,12 @@
                      'entry all which indicates every extension is enabled. '
                      'Empty list indicates all extensions are disabled'),
     cfg.BoolOpt('api_v1',
-                default=True,
-                help="Is the v1 volume API enabled"),
+                default=False,
+                help="Is the v1 volume API enabled",
+                deprecated_for_removal=True,
+                deprecated_reason="The v1 volume API has been deprecated "
+                                  "since Juno release, and the API will be "
+                                  "removed."),
     cfg.BoolOpt('api_v2',
                 default=True,
                 help="Is the v2 volume API enabled"),
diff --git a/tempest/tests/cmd/test_verify_tempest_config.py b/tempest/tests/cmd/test_verify_tempest_config.py
index 1af0d95..98bf145 100644
--- a/tempest/tests/cmd/test_verify_tempest_config.py
+++ b/tempest/tests/cmd/test_verify_tempest_config.py
@@ -192,7 +192,7 @@
         self.useFixture(mockpatch.PatchObject(
             verify_tempest_config, '_get_unversioned_endpoint',
             return_value='http://fake_endpoint:5000'))
-        fake_resp = {'versions': [{'id': 'v1.0'}, {'id': 'v2.0'}]}
+        fake_resp = {'versions': [{'id': 'v2.0'}]}
         fake_resp = json.dumps(fake_resp)
         mock_request.return_value = (None, fake_resp)
         fake_os = mock.MagicMock()
@@ -206,7 +206,7 @@
         self.useFixture(mockpatch.PatchObject(
             verify_tempest_config, '_get_unversioned_endpoint',
             return_value='http://fake_endpoint:5000'))
-        fake_resp = {'versions': [{'id': 'v1.0'}, {'id': 'v3.0'}]}
+        fake_resp = {'versions': [{'id': 'v3.0'}]}
         fake_resp = json.dumps(fake_resp)
         mock_request.return_value = (None, fake_resp)
         fake_os = mock.MagicMock()
@@ -231,11 +231,9 @@
         with mock.patch.object(verify_tempest_config,
                                'print_and_or_update') as print_mock:
             verify_tempest_config.verify_cinder_api_versions(fake_os, True)
-        print_mock.assert_any_call('api_v1', 'volume-feature-enabled',
-                                   False, True)
         print_mock.assert_any_call('api_v3', 'volume-feature-enabled',
                                    True, True)
-        self.assertEqual(2, print_mock.call_count)
+        self.assertEqual(1, print_mock.call_count)
 
     def test_verify_glance_version_no_v2_with_v1_1(self):
         def fake_get_versions():