diff --git a/htdocs/accountancy/journal/expensereportsjournal.php b/htdocs/accountancy/journal/expensereportsjournal.php
index f73596c5aa49d..3da9e09aeda1b 100644
--- a/htdocs/accountancy/journal/expensereportsjournal.php
+++ b/htdocs/accountancy/journal/expensereportsjournal.php
@@ -134,7 +134,7 @@
 		$compta_tva = (! empty($vatdata['accountancy_code_sell']) ? $vatdata['accountancy_code_sell'] : $account_vat);
 
 		// Define array to display all VAT rates that use this accounting account $compta_tva
-		if (! empty(price2num($obj->tva_tx)) || ! empty($obj->vat_src_code))
+		if ((! price2num($obj->tva_tx)) || ! empty($obj->vat_src_code))
 		{
             $def_tva[$obj->rowid][$compta_tva][vatrate($obj->tva_tx).($obj->vat_src_code?' ('.$obj->vat_src_code.')':'')]=(vatrate($obj->tva_tx).($obj->vat_src_code?' ('.$obj->vat_src_code.')':''));
 		}
diff --git a/htdocs/accountancy/journal/purchasesjournal.php b/htdocs/accountancy/journal/purchasesjournal.php
index 27dfd532981ad..9ef1afdac3831 100644
--- a/htdocs/accountancy/journal/purchasesjournal.php
+++ b/htdocs/accountancy/journal/purchasesjournal.php
@@ -145,7 +145,7 @@
 		$compta_tva = (! empty($vatdata['accountancy_code_buy']) ? $vatdata['accountancy_code_buy'] : $cpttva);
 
 		// Define array to display all VAT rates that use this accounting account $compta_tva
-		if (! empty(price2num($obj->tva_tx)) || ! empty($obj->vat_src_code))
+		if ((! price2num($obj->tva_tx)) || ! empty($obj->vat_src_code))
 		{
             $def_tva[$obj->rowid][$compta_tva][vatrate($obj->tva_tx).($obj->vat_src_code?' ('.$obj->vat_src_code.')':'')]=(vatrate($obj->tva_tx).($obj->vat_src_code?' ('.$obj->vat_src_code.')':''));
 		}
diff --git a/htdocs/accountancy/journal/sellsjournal.php b/htdocs/accountancy/journal/sellsjournal.php
index 3150b74e9bd10..4eb4dc72171b4 100644
--- a/htdocs/accountancy/journal/sellsjournal.php
+++ b/htdocs/accountancy/journal/sellsjournal.php
@@ -150,7 +150,7 @@
 		$compta_tva = (! empty($vatdata['accountancy_code_sell']) ? $vatdata['accountancy_code_sell'] : $cpttva);
 
 		// Define array to display all VAT rates that use this accounting account $compta_tva
-		if (! empty(price2num($obj->tva_tx)) || ! empty($obj->vat_src_code))
+		if ((! price2num($obj->tva_tx)) || ! empty($obj->vat_src_code))
 		{
             $def_tva[$obj->rowid][$compta_tva][vatrate($obj->tva_tx).($obj->vat_src_code?' ('.$obj->vat_src_code.')':'')]=(vatrate($obj->tva_tx).($obj->vat_src_code?' ('.$obj->vat_src_code.')':''));
 		}