no SERIAL for smallinteger columns

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/sqlalchemy/databases/postgres.py b/lib/sqlalchemy/databases/postgres.py
index 8234d96f0..7bf786976 100644
--- a/lib/sqlalchemy/databases/postgres.py
+++ b/lib/sqlalchemy/databases/postgres.py
@@ -490,7 +490,7 @@ class PGSchemaGenerator(ansisql.ANSISchemaGenerator):
         
     def get_column_specification(self, column, **kwargs):
         colspec = self.preparer.format_column(column)
-        if column.primary_key and not column.foreign_key and isinstance(column.type, sqltypes.Integer) and (column.default is None or (isinstance(column.default, schema.Sequence) and column.default.optional)):
+        if column.primary_key and not column.foreign_key and isinstance(column.type, sqltypes.Integer) and not isinstance(column.type, sqltypes.SmallInteger) and (column.default is None or (isinstance(column.default, schema.Sequence) and column.default.optional)):
             colspec += " SERIAL"
         else:
             colspec += " " + column.type.engine_impl(self.engine).get_col_spec()