diff --git a/backend/db.js b/backend/db.js
index 0f394a2..22e93ba 100644
--- a/backend/db.js
+++ b/backend/db.js
@@ -720,7 +720,14 @@ exports.updateRecord = async (table, filter_obj, update_obj, nested_mode = false
 exports.updateRecords = async (table, filter_obj, update_obj) => {
     // local db override
     if (using_local_db) {
-        exports.applyFilterLocalDB(local_db.get(table), filter_obj, 'filter').assign(update_obj).write();
+        exports.applyFilterLocalDB(local_db.get(table), filter_obj, 'filter').each((record) => {
+            const props_to_update = Object.keys(update_obj);
+            for (let i = 0; i < props_to_update.length; i++) {
+                const prop_to_update = props_to_update[i];
+                const prop_value = update_obj[prop_to_update];
+                record[prop_to_update] = prop_value;
+            }
+        }).write();
         return true;
     }
 
diff --git a/backend/test/tests.js b/backend/test/tests.js
index 980f4e7..df8ae70 100644
--- a/backend/test/tests.js
+++ b/backend/test/tests.js
@@ -175,6 +175,15 @@ describe('Database', async function() {
                     await db_api.removeRecord('test', {test_update: 'test'});
                 });
 
+                it('Update records', async function() {
+                    await db_api.insertRecordIntoTable('test', {test_update: 'test', key: 'test1'});
+                    await db_api.insertRecordIntoTable('test', {test_update: 'test', key: 'test2'});
+                    await db_api.updateRecords('test', {test_update: 'test'}, {added_field: true});
+                    const updated_records = await db_api.getRecords('test', {added_field: true});
+                    assert(updated_records.length === 2);
+                    await db_api.removeRecord('test', {test_update: 'test'});
+                });
+
                 it('Remove property from record', async function() {
                     await db_api.insertRecordIntoTable('test', {test_keep: 'test', test_remove: 'test'});
                     await db_api.removePropertyFromRecord('test', {test_keep: 'test'}, {test_remove: true});