diff --git a/client/share/utils.js b/client/share/utils.js
index cfd9dd29..916d94a0 100644
--- a/client/share/utils.js
+++ b/client/share/utils.js
@@ -107,6 +107,10 @@ export function fromBase64(data) {
     ));
 }
 
+export function hasProp(obj, prop) {
+    return Object.prototype.hasOwnProperty.call(obj, prop);
+}
+
 export function getObjDiff(oldObj, newObj, opts = {}) {
     const {
         exclude = [],
@@ -126,7 +130,7 @@ export function getObjDiff(oldObj, newObj, opts = {}) {
         for (const key of Object.keys(oldObj)) {
             const kp = `${keyPath}${key}`;
 
-            if (newObj.hasOwnProperty(key)) {
+            if (Object.prototype.hasOwnProperty.call(newObj, key)) {
                 if (ex.has(kp))
                     continue;
 
@@ -149,7 +153,7 @@ export function getObjDiff(oldObj, newObj, opts = {}) {
             if (exAdd.has(kp))
                 continue;
 
-            if (!oldObj.hasOwnProperty(key)) {
+            if (!Object.prototype.hasOwnProperty.call(oldObj, key)) {
                 result.add[key] = _.cloneDeep(newObj[key]);
             }
         }
@@ -213,7 +217,7 @@ export function applyObjDiff(obj, diff, opts = {}) {
 
     const change = diff.change;
     for (const key of Object.keys(change)) {
-        if (result.hasOwnProperty(key)) {
+        if (Object.prototype.hasOwnProperty.call(result, key)) {
             if (_.isObject(change[key])) {
                 result[key] = applyObjDiff(result[key], change[key], opts);
             } else {