diff --git a/addons/l10n_sg/data/account_tax_report_data.xml b/addons/l10n_sg/data/account_tax_report_data.xml
index 42b65a1a1f5..423a2fdd07f 100644
--- a/addons/l10n_sg/data/account_tax_report_data.xml
+++ b/addons/l10n_sg/data/account_tax_report_data.xml
@@ -134,7 +134,7 @@
                             <record id="account_tax_report_line_revenues_accounting_period_formula" model="account.report.expression">
                                 <field name="label">balance</field>
                                 <field name="engine">aggregation</field>
-                                <field name="formula">NEP.balance</field>
+                                <field name="formula">OPINC.balance</field>
                                 <field name="subformula">cross_report</field>
                             </record>
                         </field>