diff --git a/packages/rocketchat-lib/server/models/Users.js b/packages/rocketchat-lib/server/models/Users.js
index ec3d6ad5036..00513f5adc9 100644
--- a/packages/rocketchat-lib/server/models/Users.js
+++ b/packages/rocketchat-lib/server/models/Users.js
@@ -316,9 +316,8 @@ class ModelUsers extends RocketChat.models._Base {
 
 	setCustomFields(_id, fields) {
 		const values = {};
-		Object.keys(fields).reduce(key => {
-			const value = fields[key];
-			values[`customFields.${ key }`] = value;
+		Object.keys(fields).forEach(key => {
+			values[`customFields.${ key }`] = fields[key];
 		});
 
 		const update = {$set: values};