diff --git a/modules/travel/back/methods/travel/filter.js b/modules/travel/back/methods/travel/filter.js
index ecf152b0c5..4d1be2d0e1 100644
--- a/modules/travel/back/methods/travel/filter.js
+++ b/modules/travel/back/methods/travel/filter.js
@@ -63,6 +63,10 @@ module.exports = Self => {
                 type: 'Number',
                 description: 'The totalEntries filter',
                 http: {source: 'query'}
+            }, {
+                arg: 'ref',
+                type: 'string',
+                description: 'The reference'
             }
         ],
         returns: {
@@ -80,9 +84,11 @@ module.exports = Self => {
         let where = buildFilter(ctx.args, (param, value) => {
             switch (param) {
             case 'search':
-                return {'t.id': value};
+                return /^\d+$/.test(value)
+                    ? {'t.id': value}
+                    : {'t.ref': {like: `%${value}%`}};
             case 'ref':
-                return {[param]: {regexp: value}};
+                return {'t.ref': {like: `%${value}%`}};
             case 'shippedFrom':
                 return {'t.shipped': {gte: value}};
             case 'shippedTo':
diff --git a/modules/travel/back/methods/travel/specs/filter.spec.js b/modules/travel/back/methods/travel/specs/filter.spec.js
index 03849f2b0e..d04b0f0931 100644
--- a/modules/travel/back/methods/travel/specs/filter.spec.js
+++ b/modules/travel/back/methods/travel/specs/filter.spec.js
@@ -2,38 +2,53 @@ const app = require('vn-loopback/server/server');
 
 describe('Travel filter()', () => {
     it('should return the travel matching "search"', async() => {
-        let ctx = {
+        const ctx = {
             args: {
                 search: 1
             }
         };
 
-        let result = await app.models.Travel.filter(ctx);
+        const result = await app.models.Travel.filter(ctx);
+        const firstRow = result[0];
 
         expect(result.length).toEqual(1);
-        expect(result[0].id).toEqual(1);
+        expect(firstRow.id).toEqual(1);
+    });
+
+    it('should return the travel matching "search" by ref', async() => {
+        const ctx = {
+            args: {
+                search: 'third'
+            }
+        };
+
+        const result = await app.models.Travel.filter(ctx);
+        const firstRow = result[0];
+
+        expect(result.length).toEqual(1);
+        expect(firstRow.id).toEqual(3);
     });
 
     it('should return the travel matching "warehouse out"', async() => {
-        let ctx = {
+        const ctx = {
             args: {
                 warehouseOutFk: 2
             }
         };
 
-        let result = await app.models.Travel.filter(ctx);
+        const result = await app.models.Travel.filter(ctx);
 
         expect(result.length).toEqual(8);
     });
 
     it('should return the travel matching "total entries"', async() => {
-        let ctx = {
+        const ctx = {
             args: {
                 totalEntries: 1,
             }
         };
 
-        let result = await app.models.Travel.filter(ctx);
+        const result = await app.models.Travel.filter(ctx);
 
         expect(result.length).toEqual(5);
     });
@@ -44,14 +59,14 @@ describe('Travel filter()', () => {
         from.setHours(0, 0, 0, 0);
         to.setHours(23, 59, 59, 999);
         to.setDate(to.getDate() + 1);
-        let ctx = {
+        const ctx = {
             args: {
                 shippedFrom: from,
                 shippedTo: to
             }
         };
 
-        let result = await app.models.Travel.filter(ctx);
+        const result = await app.models.Travel.filter(ctx);
 
         expect(result.length).toEqual(1);
     });