diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb
index 6ce7ae78778df5f6d0becb004e41b99a2d67874b..b3f1785f44e200be430313d74653a892139a0996 100644
--- a/activerecord/test/cases/migration_test.rb
+++ b/activerecord/test/cases/migration_test.rb
@@ -474,8 +474,10 @@ def test_native_decimal_insert_manual_vs_automatic
         Person.connection.execute "insert into people (id, wealth, created_at, updated_at) values (people_seq.nextval, 12345678901234567890.0123456789, 0, 0)"
       elsif current_adapter?(:OpenBaseAdapter) || (current_adapter?(:MysqlAdapter) && Mysql.client_version < 50003) #before mysql 5.0.3 decimals stored as strings
         Person.connection.execute "insert into people (wealth, created_at, updated_at) values ('12345678901234567890.0123456789', 0, 0)"
-      else
+      elsif current_adapter?(:PostgreSQLAdapter)
         Person.connection.execute "insert into people (wealth, created_at, updated_at) values (12345678901234567890.0123456789, now(), now())"
+      else
+        Person.connection.execute "insert into people (wealth, created_at, updated_at) values (12345678901234567890.0123456789, 0, 0)"
       end
 
       # SELECT