diff --git a/src/webui/www/private/scripts/client.js b/src/webui/www/private/scripts/client.js
index 4600f40fa..f8e51015a 100644
--- a/src/webui/www/private/scripts/client.js
+++ b/src/webui/www/private/scripts/client.js
@@ -464,7 +464,7 @@ window.addEvent('load', function() {
         const torrentsCount = torrentsTable.getRowIds().length;
         let untagged = 0;
         for (const key in torrentsTable.rows) {
-            if (torrentsTable.rows.hasOwnProperty(key) && torrentsTable.rows[key]['full_data'].tags.length === 0)
+            if (Object.prototype.hasOwnProperty.call(torrentsTable.rows, key) && (torrentsTable.rows[key]['full_data'].tags.length === 0))
                 untagged += 1;
         }
         tagFilterList.appendChild(createLink(TAGS_ALL, 'QBT_TR(All)QBT_TR[CONTEXT=TagFilterModel]', torrentsCount));
@@ -519,7 +519,7 @@ window.addEvent('load', function() {
         trackerFilterList.appendChild(createLink(TRACKERS_ALL, 'QBT_TR(All (%1))QBT_TR[CONTEXT=TrackerFiltersList]', torrentsCount));
         let trackerlessTorrentsCount = 0;
         for (const key in torrentsTable.rows) {
-            if (torrentsTable.rows.hasOwnProperty(key) && (torrentsTable.rows[key]['full_data'].trackers_count === 0))
+            if (Object.prototype.hasOwnProperty.call(torrentsTable.rows, key) && (torrentsTable.rows[key]['full_data'].trackers_count === 0))
                 trackerlessTorrentsCount += 1;
         }
         trackerFilterList.appendChild(createLink(TRACKERS_TRACKERLESS, 'QBT_TR(Trackerless (%1))QBT_TR[CONTEXT=TrackerFiltersList]', trackerlessTorrentsCount));
diff --git a/src/webui/www/private/scripts/dynamicTable.js b/src/webui/www/private/scripts/dynamicTable.js
index 9b3649057..41e311501 100644
--- a/src/webui/www/private/scripts/dynamicTable.js
+++ b/src/webui/www/private/scripts/dynamicTable.js
@@ -778,7 +778,7 @@ window.qBittorrent.DynamicTable = (function() {
 
             const tds = tr.getElements('td');
             for (let i = 0; i < this.columns.length; ++i) {
-                if (data.hasOwnProperty(this.columns[i].dataProperties[0]))
+                if (Object.prototype.hasOwnProperty.call(data, this.columns[i].dataProperties[0]))
                     this.columns[i].updateTd(tds[i], row);
             }
             row['data'] = {};
@@ -2058,7 +2058,7 @@ window.qBittorrent.DynamicTable = (function() {
 
             const tds = tr.getElements('td');
             for (let i = 0; i < this.columns.length; ++i) {
-                if (data.hasOwnProperty(this.columns[i].dataProperties[0]))
+                if (Object.prototype.hasOwnProperty.call(data, this.columns[i].dataProperties[0]))
                     this.columns[i].updateTd(tds[i], row);
             }
             row['data'] = {};
@@ -2203,7 +2203,7 @@ window.qBittorrent.DynamicTable = (function() {
 
             const tds = tr.getElements('td');
             for (let i = 0; i < this.columns.length; ++i) {
-                if (data.hasOwnProperty(this.columns[i].dataProperties[0]))
+                if (Object.prototype.hasOwnProperty.call(data, this.columns[i].dataProperties[0]))
                     this.columns[i].updateTd(tds[i], row);
             }
             row['data'] = {};
@@ -2484,7 +2484,7 @@ window.qBittorrent.DynamicTable = (function() {
 
             const tds = tr.getElements('td');
             for (let i = 0; i < this.columns.length; ++i) {
-                if (data.hasOwnProperty(this.columns[i].dataProperties[0]))
+                if (Object.prototype.hasOwnProperty.call(data, this.columns[i].dataProperties[0]))
                     this.columns[i].updateTd(tds[i], row);
             }
             row['data'] = {};