diff --git a/db/routines/vn/triggers/entry_beforeUpdate.sql b/db/routines/vn/triggers/entry_beforeUpdate.sql
index 91d490b21b..60b83002cc 100644
--- a/db/routines/vn/triggers/entry_beforeUpdate.sql
+++ b/db/routines/vn/triggers/entry_beforeUpdate.sql
@@ -43,9 +43,9 @@ BEGIN
 		SET NEW.currencyFk = entry_getCurrency(NEW.currencyFk, NEW.supplierFk);
 	END IF;
 
-	IF NOT (NEW.travelFk <=> OLD.travelFk)
-	OR NOT (NEW.currencyFk <=> OLD.currencyFk) THEN 
-		SET NEW.commission = entry_getCommission(NEW.travelFk, NEW.currencyFk,NEW.supplierFk);
+	IF NOT (NEW.travelFk <=> OLD.travelFk)		
+	OR NOT (NEW.currencyFk <=> OLD.currencyFk) THEN 		
+		SET NEW.commission = entry_getCommission(NEW.travelFk, NEW.currencyFk,NEW.supplierFk);		
 	END IF;
 END$$
 DELIMITER ;
diff --git a/db/routines/vn/triggers/travel_beforeUpdate.sql b/db/routines/vn/triggers/travel_beforeUpdate.sql
index 2079cd21e9..7cc198e3cc 100644
--- a/db/routines/vn/triggers/travel_beforeUpdate.sql
+++ b/db/routines/vn/triggers/travel_beforeUpdate.sql
@@ -3,9 +3,11 @@ CREATE OR REPLACE DEFINER=`root`@`localhost` TRIGGER `vn`.`travel_beforeUpdate`
 	BEFORE UPDATE ON `travel`
 	FOR EACH ROW
 BEGIN
+	DECLARE vHasAnyInvoiceBooked BOOL;
+
 	SET NEW.editorFk = account.myUser_getId();
 
-	IF NOT (NEW.landed <=> OLD.landed)
+	IF NOT (NEW.landed <=> OLD.landed) 
 	OR NOT (NEW.shipped <=> OLD.shipped) THEN
 		CALL travel_checkDates(NEW.shipped, NEW.landed);
 	END IF;
@@ -17,5 +19,18 @@ BEGIN
 	IF NOT (NEW.warehouseInFk <=> OLD.warehouseInFk) THEN
 		CALL travel_checkWarehouseIsFeedStock(NEW.warehouseInFk);
 	END IF;
+
+	IF NOT (NEW.awbFk <=> OLD.awbFk)THEN
+		SELECT COUNT(*) INTO vHasAnyInvoiceBooked 
+			FROM travel t
+				JOIN entry e ON e.travelFk = t.id 
+				JOIN invoiceIn ii ON ii.id = e.invoiceInFk 
+			WHERE t.id = NEW.id
+				AND ii.isBooked; 
+				
+		IF vHasAnyInvoiceBooked THEN
+			CALL util.throw('The travel has entries with booked invoices');
+		END IF;
+	END IF;	
 END$$
 DELIMITER ;