diff --git a/oslo/db/sqlalchemy/test_migrations.py b/oslo/db/sqlalchemy/test_migrations.py
index 307c90b..28b613f 100644
--- a/oslo/db/sqlalchemy/test_migrations.py
+++ b/oslo/db/sqlalchemy/test_migrations.py
@@ -475,7 +475,11 @@ class ModelsMigrationsSync(object):
 
     @_compare_server_default.dispatch_for('postgresql')
     def _compare_server_default(bind, meta_col, insp_def, meta_def):
-        if isinstance(meta_col.type, sqlalchemy.String):
+        if isinstance(meta_col.type, sqlalchemy.Enum):
+            if meta_def is None or insp_def is None:
+                return meta_def != insp_def
+            return insp_def != "'%s'::%s" % (meta_def.arg, meta_col.type.name)
+        elif isinstance(meta_col.type, sqlalchemy.String):
             if meta_def is None or insp_def is None:
                 return meta_def != insp_def
             return insp_def != "'%s'::character varying" % meta_def.arg
diff --git a/tests/sqlalchemy/test_migrations.py b/tests/sqlalchemy/test_migrations.py
index df331d4..abb5f8a 100644
--- a/tests/sqlalchemy/test_migrations.py
+++ b/tests/sqlalchemy/test_migrations.py
@@ -191,6 +191,9 @@ class ModelsMigrationSyncMixin(test.BaseTestCase):
             sa.Column('defaulttest', sa.Integer, server_default='5'),
             sa.Column('defaulttest2', sa.String(8), server_default=''),
             sa.Column('defaulttest3', sa.String(5), server_default="test"),
+            sa.Column('defaulttest4', sa.Enum('first', 'second',
+                                              name='testenum'),
+                      server_default="first"),
             sa.UniqueConstraint('spam', 'eggs', name='uniq_cons'),
         )
 
@@ -214,6 +217,9 @@ class ModelsMigrationSyncMixin(test.BaseTestCase):
                                      server_default='')
             defaulttest3 = sa.Column('defaulttest3', sa.String(5),
                                      server_default="test")
+            defaulttest4 = sa.Column('defaulttest4', sa.Enum('first', 'second',
+                                                             name='testenum'),
+                                     server_default="first")
             bar = sa.Column('bar', sa.Numeric(10, 5))
 
         class ModelThatShouldNotBeCompared(BASE):
@@ -248,6 +254,9 @@ class ModelsMigrationSyncMixin(test.BaseTestCase):
             sa.Column('defaulttest', sa.Integer, server_default='7'),
             sa.Column('defaulttest2', sa.String(8), server_default=''),
             sa.Column('defaulttest3', sa.String(5), server_default="fake"),
+            sa.Column('defaulttest4',
+                      sa.Enum('first', 'second', name='testenum'),
+                      server_default="first"),
             sa.UniqueConstraint('spam', 'foo', name='uniq_cons'),
         )