diff --git a/tests/cypress/integration/actions_tasks_objects/case_70_mutable_attribute.js b/tests/cypress/integration/actions_tasks_objects/case_70_mutable_attribute.js
new file mode 100644
index 00000000..7064da72
--- /dev/null
+++ b/tests/cypress/integration/actions_tasks_objects/case_70_mutable_attribute.js
@@ -0,0 +1,76 @@
+// Copyright (C) 2021 Intel Corporation
+//
+// SPDX-License-Identifier: MIT
+
+// /// <reference types="cypress" />
+
+import { taskName } from '../../support/const';
+
+context('Mutable attribute.', () => {
+    const caseId = '70';
+    const labelTrack = `Case ${caseId}`;
+    const additionalAttrsLabelShape = [
+        { additionalAttrName: 'tree', additionalValue: 'birch tree', typeAttribute: 'Text', mutable: true },
+    ];
+
+    const createRectangleTrack2Points = {
+        points: 'By 2 Points',
+        type: 'Track',
+        labelName: labelTrack,
+        firstX: 260,
+        firstY: 200,
+        secondX: 360,
+        secondY: 250,
+    };
+
+    const attrValueSecondFrame = 'aspen';
+    const attrValueThirdFrame = 'oak';
+
+    function testChangingAttributeValue(expectedValue, value) {
+        cy.get('.cvat-player-next-button').click();
+        cy.get('.attribute-annotation-sidebar-attr-elem-wrapper')
+            .find('[type="text"]')
+            .should('have.value', expectedValue)
+            .clear()
+            .type(value);
+    }
+
+    function checkObjectDetailValue(frameNum, expectedValue) {
+        cy.get('.cvat-player-next-button').click();
+        cy.goCheckFrameNumber(frameNum);
+        cy.contains(expectedValue).should('exist').and('be.visible');
+    }
+
+    before(() => {
+        cy.openTask(taskName);
+        cy.addNewLabel(labelTrack, additionalAttrsLabelShape);
+        cy.openJob();
+        cy.createRectangle(createRectangleTrack2Points);
+    });
+
+    describe(`Testing case "${caseId}"`, () => {
+        it('Go to AAM. For the 2nd and 3rd frames, change the attribute value.', () => {
+            cy.changeWorkspace('Attribute annotation', labelTrack);
+            testChangingAttributeValue(additionalAttrsLabelShape[0].additionalValue, attrValueSecondFrame);
+            testChangingAttributeValue(attrValueSecondFrame, attrValueThirdFrame);
+        });
+
+        it('Go to Standard mode. The object detaild have correct values on the corresponding frames.', () => {
+            cy.changeWorkspace('Standard');
+            cy.get('#cvat_canvas_shape_1')
+                .trigger('mousemove', { scrollBehavior: false })
+                .should('have.class', 'cvat_canvas_shape_activated');
+            [
+                [
+                    0,
+                    `${additionalAttrsLabelShape[0].additionalAttrName}: ${additionalAttrsLabelShape[0].additionalValue}`,
+                ],
+                [1, `${additionalAttrsLabelShape[0].additionalAttrName}: ${attrValueSecondFrame}`],
+                [2, `${additionalAttrsLabelShape[0].additionalAttrName}: ${attrValueThirdFrame}`],
+                [3, `${additionalAttrsLabelShape[0].additionalAttrName}: ${attrValueThirdFrame}`],
+            ].forEach(([num, val]) => {
+                checkObjectDetailValue(num, val);
+            });
+        });
+    });
+});
diff --git a/tests/cypress/support/commands.js b/tests/cypress/support/commands.js
index c5630e01..f75f13ad 100644
--- a/tests/cypress/support/commands.js
+++ b/tests/cypress/support/commands.js
@@ -420,6 +420,10 @@ Cypress.Commands.add('updateAttributes', (multiAttrParams) => {
                     cy.get(`.ant-select-item-option[title="${multiAttrParams.additionalValue}"]`).click();
                 });
         }
+        if (multiAttrParams.mutable) {
+            cy.get('.cvat-attribute-mutable-checkbox')
+                .find('[type="checkbox"]').should('not.be.checked').check().should('be.checked');
+        }
     });
 });