diff --git a/src/lib/utils.ts b/src/lib/utils.ts
index 36ef4e6..8aaccd3 100644
--- a/src/lib/utils.ts
+++ b/src/lib/utils.ts
@@ -1,7 +1,16 @@
 import * as _ from './lodash';
 
 export function getFieldMask(obj: Record<string, unknown>) {
-  return Object.keys(obj).join(',');
+    let fromGrid = '';
+    let fromRoot = Object.keys(obj).filter((key) => key !== 'gridProperties').join(',');
+
+    if (obj.gridProperties) {
+        fromGrid = Object.keys(obj.gridProperties).map(key => `gridProperties.${key}`).join(',');
+        if (fromGrid.length && fromRoot.length) {
+            fromGrid = `${fromGrid},`
+        }
+    }
+    return fromGrid + fromRoot;
 }
 
 export function columnToLetter(column: number) {
diff --git a/src/test/utils.test.ts b/src/test/utils.test.ts
new file mode 100644
index 0000000..0e4349c
--- /dev/null
+++ b/src/test/utils.test.ts
@@ -0,0 +1,65 @@
+import {getFieldMask} from "../lib/utils";
+
+describe('utils', () => {
+    describe('getFieldMask', () => {
+        const cases = [
+            ['tabColor', {
+                tabColor: {
+                    red: 0,
+                    green: 1,
+                    blue: 2,
+                },
+            }],
+            ['hidden,tabColor', {
+                hidden: false,
+                tabColor: {
+                    red: 0,
+                    green: 1,
+                    blue: 2,
+                },
+            }],
+            ['hidden,tabColor', {
+                hidden: false,
+                gridProperties: {},
+                tabColor: {
+                    red: 0,
+                    green: 1,
+                    blue: 2,
+                },
+            }],
+            ['gridProperties.colCount,hidden,tabColor', {
+                hidden: false,
+                gridProperties: {
+                    colCount: 78,
+                },
+                tabColor: {
+                    red: 0,
+                    green: 1,
+                    blue: 2,
+                },
+            }],
+            ['gridProperties.colCount,gridProperties.rowCount,hidden,tabColor', {
+                hidden: false,
+                gridProperties: {
+                    colCount: 78,
+                    rowCount: 14,
+                },
+                tabColor: {
+                    red: 0,
+                    green: 1,
+                    blue: 2,
+                },
+            }],
+            ['gridProperties.colCount,gridProperties.rowCount', {
+                gridProperties: {
+                    colCount: 78,
+                    rowCount: 14,
+                },
+            }],
+        ];
+
+        test.each(cases)('%s', (expected, from) => {
+            expect(getFieldMask(from)).toBe(expected);
+        })
+    });
+});
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