diff --git a/addons/web/static/src/js/views/list/list_editable_renderer.js b/addons/web/static/src/js/views/list/list_editable_renderer.js
index a857fee7103..e65b8332e7a 100644
--- a/addons/web/static/src/js/views/list/list_editable_renderer.js
+++ b/addons/web/static/src/js/views/list/list_editable_renderer.js
@@ -251,6 +251,12 @@ ListRenderer.include({
      * @private
      */
     _moveToNextLine: function () {
+        var record = this.state.data[this.currentRow];
+        var fieldNames = this.canBeSaved(record.id);
+        if (fieldNames.length) {
+            return;
+        }
+
         if (this.currentRow < this.state.data.length - 1) {
             this._selectCell(this.currentRow + 1, 0);
         } else {
diff --git a/addons/web/static/tests/fields/relational_fields_tests.js b/addons/web/static/tests/fields/relational_fields_tests.js
index d80b5ee0050..15248b950ce 100644
--- a/addons/web/static/tests/fields/relational_fields_tests.js
+++ b/addons/web/static/tests/fields/relational_fields_tests.js
@@ -816,7 +816,6 @@ QUnit.module('relational_fields', {
         });
     });
 
-
     QUnit.module('FieldOne2Many');
 
     QUnit.test('one2many basic properties', function (assert) {
@@ -1721,6 +1720,44 @@ QUnit.module('relational_fields', {
         form.destroy();
     });
 
+    QUnit.test('pressing enter in a o2m with a required empty m2o', function (assert) {
+        assert.expect(4);
+
+        this.data.turtle.fields.turtle_foo.required = true;
+
+        var form = createView({
+            View: FormView,
+            model: 'partner',
+            data: this.data,
+            arch: '<form string="Partners">' +
+                    '<group>' +
+                        '<field name="turtles">' +
+                            '<tree editable="top">' +
+                                '<field name="turtle_foo"/>' +
+                            '</tree>' +
+                        '</field>' +
+                    '</group>' +
+                '</form>',
+            res_id: 2,
+            mockRPC: function (route, args) {
+                assert.step(args.method);
+                return this._super.apply(this, arguments);
+            },
+        });
+
+        // edit mode, then click on Add an item, then click elsewhere
+        form.$buttons.find('.o_form_button_edit').click();
+        form.$('.o_field_x2many_list_row_add a').click();
+        form.$('input[name="turtle_foo"]').trigger($.Event('keydown', {
+            which: $.ui.keyCode.ENTER,
+            keyCode: $.ui.keyCode.ENTER,
+        }));
+        assert.ok(form.$('input[name="turtle_foo"]').hasClass('o_field_invalid'),
+            "input should be marked invalid");
+        assert.verifySteps(['read', 'default_get']);
+        form.destroy();
+    });
+
     QUnit.test('editing a o2m, with required field and onchange', function (assert) {
         assert.expect(12);