diff --git a/mifosng-db/patches/patch-0017-add-system-defined-flag-to-code-table.sql b/mifosng-db/patches/patch-0017-add-system-defined-flag-to-code-table.sql
new file mode 100644
index 000000000..dde7d721c
--- /dev/null
+++ b/mifosng-db/patches/patch-0017-add-system-defined-flag-to-code-table.sql
@@ -0,0 +1,6 @@
+ALTER TABLE m_code
+ ADD COLUMN `is_system_defined` TINYINT(1) NOT NULL DEFAULT '0'  AFTER `code_name` ;
+
+update m_code 
+set is_system_defined = true
+where code_name = 'Customer Identifier';