diff --git a/etc/tempest.conf.sample b/etc/tempest.conf.sample
index 37d4d53..80f28fb 100644
--- a/etc/tempest.conf.sample
+++ b/etc/tempest.conf.sample
@@ -372,11 +372,13 @@
 #disk_config=true
 
 # A list of enabled compute extensions with a special entry
-# all which indicates every extension is enabled (list value)
+# all which indicates every extension is enabled. Each
+# extension should be specified with alias name (list value)
 #api_extensions=all
 
 # A list of enabled v3 extensions with a special entry all
-# which indicates every extension is enabled (list value)
+# which indicates every extension is enabled. Each extension
+# should be specified with alias name (list value)
 #api_v3_extensions=all
 
 # Does the test environment support changing the admin
diff --git a/tempest/api/compute/admin/test_flavors.py b/tempest/api/compute/admin/test_flavors.py
index 111ac9c..a8a9bb4 100644
--- a/tempest/api/compute/admin/test_flavors.py
+++ b/tempest/api/compute/admin/test_flavors.py
@@ -30,8 +30,8 @@
     @classmethod
     def setUpClass(cls):
         super(FlavorsAdminTestJSON, cls).setUpClass()
-        if not test.is_extension_enabled('FlavorExtraData', 'compute'):
-            msg = "FlavorExtraData extension not enabled."
+        if not test.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
+            msg = "OS-FLV-EXT-DATA extension not enabled."
             raise cls.skipException(msg)
 
         cls.client = cls.os_adm.flavors_client
diff --git a/tempest/api/compute/admin/test_flavors_access.py b/tempest/api/compute/admin/test_flavors_access.py
index 3ba7314..f2554ea 100644
--- a/tempest/api/compute/admin/test_flavors_access.py
+++ b/tempest/api/compute/admin/test_flavors_access.py
@@ -28,8 +28,8 @@
     @classmethod
     def setUpClass(cls):
         super(FlavorsAccessTestJSON, cls).setUpClass()
-        if not test.is_extension_enabled('FlavorExtraData', 'compute'):
-            msg = "FlavorExtraData extension not enabled."
+        if not test.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
+            msg = "OS-FLV-EXT-DATA extension not enabled."
             raise cls.skipException(msg)
 
         # Compute admin flavor client
diff --git a/tempest/api/compute/admin/test_flavors_access_negative.py b/tempest/api/compute/admin/test_flavors_access_negative.py
index 73834e9..b636ccd 100644
--- a/tempest/api/compute/admin/test_flavors_access_negative.py
+++ b/tempest/api/compute/admin/test_flavors_access_negative.py
@@ -31,8 +31,8 @@
     @classmethod
     def setUpClass(cls):
         super(FlavorsAccessNegativeTestJSON, cls).setUpClass()
-        if not test.is_extension_enabled('FlavorExtraData', 'compute'):
-            msg = "FlavorExtraData extension not enabled."
+        if not test.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
+            msg = "OS-FLV-EXT-DATA extension not enabled."
             raise cls.skipException(msg)
 
         cls.client = cls.os_adm.flavors_client
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs.py b/tempest/api/compute/admin/test_flavors_extra_specs.py
index 91145ec..56daf96 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs.py
@@ -29,8 +29,8 @@
     @classmethod
     def setUpClass(cls):
         super(FlavorsExtraSpecsTestJSON, cls).setUpClass()
-        if not test.is_extension_enabled('FlavorExtraData', 'compute'):
-            msg = "FlavorExtraData extension not enabled."
+        if not test.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
+            msg = "OS-FLV-EXT-DATA extension not enabled."
             raise cls.skipException(msg)
 
         cls.client = cls.os_adm.flavors_client
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
index a139c2f..1e5695f 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
@@ -30,8 +30,8 @@
     @classmethod
     def setUpClass(cls):
         super(FlavorsExtraSpecsNegativeTestJSON, cls).setUpClass()
-        if not test.is_extension_enabled('FlavorExtraData', 'compute'):
-            msg = "FlavorExtraData extension not enabled."
+        if not test.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
+            msg = "OS-FLV-EXT-DATA extension not enabled."
             raise cls.skipException(msg)
 
         cls.client = cls.os_adm.flavors_client
diff --git a/tempest/api/compute/admin/test_flavors_negative.py b/tempest/api/compute/admin/test_flavors_negative.py
index b37d32c..9e4412f 100644
--- a/tempest/api/compute/admin/test_flavors_negative.py
+++ b/tempest/api/compute/admin/test_flavors_negative.py
@@ -32,8 +32,8 @@
     @classmethod
     def setUpClass(cls):
         super(FlavorsAdminNegativeTestJSON, cls).setUpClass()
-        if not test.is_extension_enabled('FlavorExtraData', 'compute'):
-            msg = "FlavorExtraData extension not enabled."
+        if not test.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
+            msg = "OS-FLV-EXT-DATA extension not enabled."
             raise cls.skipException(msg)
 
         cls.client = cls.os_adm.flavors_client
diff --git a/tempest/cmd/verify_tempest_config.py b/tempest/cmd/verify_tempest_config.py
index 7b2e60b..3bf05e1 100755
--- a/tempest/cmd/verify_tempest_config.py
+++ b/tempest/cmd/verify_tempest_config.py
@@ -160,11 +160,10 @@
     extensions_client = get_extension_client(os, service)
     __, resp = extensions_client.list_extensions()
     if isinstance(resp, dict):
-        # Neutron's extension 'name' field has is not a single word (it has
-        # spaces in the string) Since that can't be used for list option the
-        # api_extension option in the network-feature-enabled group uses alias
-        # instead of name.
-        if service == 'neutron':
+        # For both Nova and Neutron we use the alias name rather than the
+        # 'name' field because the alias is considered to be the canonical
+        # name.
+        if service in ['nova', 'nova_v3', 'neutron']:
             extensions = map(lambda x: x['alias'], resp['extensions'])
         elif service == 'swift':
             # Remove Swift general information from extensions list
diff --git a/tempest/config.py b/tempest/config.py
index 1049f67..9d3a021 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -263,11 +263,13 @@
     cfg.ListOpt('api_extensions',
                 default=['all'],
                 help='A list of enabled compute extensions with a special '
-                     'entry all which indicates every extension is enabled'),
+                     'entry all which indicates every extension is enabled. '
+                     'Each extension should be specified with alias name'),
     cfg.ListOpt('api_v3_extensions',
                 default=['all'],
                 help='A list of enabled v3 extensions with a special entry all'
-                     ' which indicates every extension is enabled'),
+                     ' which indicates every extension is enabled. '
+                     'Each extension should be specified with alias name'),
     cfg.BoolOpt('change_password',
                 default=False,
                 help="Does the test environment support changing the admin "
diff --git a/tempest/tests/cmd/test_verify_tempest_config.py b/tempest/tests/cmd/test_verify_tempest_config.py
index 40caf30..429f56f 100644
--- a/tempest/tests/cmd/test_verify_tempest_config.py
+++ b/tempest/tests/cmd/test_verify_tempest_config.py
@@ -280,9 +280,9 @@
 
     def test_verify_extensions_nova(self):
         def fake_list_extensions():
-            return (None, {'extensions': [{'name': 'fake1'},
-                                          {'name': 'fake2'},
-                                          {'name': 'not_fake'}]})
+            return (None, {'extensions': [{'alias': 'fake1'},
+                                          {'alias': 'fake2'},
+                                          {'alias': 'not_fake'}]})
         fake_os = mock.MagicMock()
         fake_os.extensions_client.list_extensions = fake_list_extensions
         self.useFixture(mockpatch.PatchObject(
@@ -302,9 +302,9 @@
 
     def test_verify_extensions_nova_all(self):
         def fake_list_extensions():
-            return (None, {'extensions': [{'name': 'fake1'},
-                                          {'name': 'fake2'},
-                                          {'name': 'not_fake'}]})
+            return (None, {'extensions': [{'alias': 'fake1'},
+                                          {'alias': 'fake2'},
+                                          {'alias': 'not_fake'}]})
         fake_os = mock.MagicMock()
         fake_os.extensions_client.list_extensions = fake_list_extensions
         self.useFixture(mockpatch.PatchObject(
@@ -319,9 +319,9 @@
 
     def test_verify_extensions_nova_v3(self):
         def fake_list_extensions():
-            return (None, {'extensions': [{'name': 'fake1'},
-                                          {'name': 'fake2'},
-                                          {'name': 'not_fake'}]})
+            return (None, {'extensions': [{'alias': 'fake1'},
+                                          {'alias': 'fake2'},
+                                          {'alias': 'not_fake'}]})
         fake_os = mock.MagicMock()
         fake_os.extensions_v3_client.list_extensions = fake_list_extensions
         self.useFixture(mockpatch.PatchObject(
@@ -341,9 +341,9 @@
 
     def test_verify_extensions_nova_v3_all(self):
         def fake_list_extensions():
-            return (None, {'extensions': [{'name': 'fake1'},
-                                          {'name': 'fake2'},
-                                          {'name': 'not_fake'}]})
+            return (None, {'extensions': [{'alias': 'fake1'},
+                                          {'alias': 'fake2'},
+                                          {'alias': 'not_fake'}]})
         fake_os = mock.MagicMock()
         fake_os.extensions_v3_client.list_extensions = fake_list_extensions
         self.useFixture(mockpatch.PatchObject(