diff --git a/lib/message-handler.js b/lib/message-handler.js
index 3ad91fdc..b526ce25 100644
--- a/lib/message-handler.js
+++ b/lib/message-handler.js
@@ -210,7 +210,7 @@ class MessageHandler {
                                 .filter(html => html);
                         }
 
-                        this.database.collection('users').findOneAndUpdate({
+                        this.users.collection('users').findOneAndUpdate({
                             _id: mailboxData.user
                         }, {
                             $inc: {
@@ -222,7 +222,7 @@ class MessageHandler {
                             }
 
                             let rollback = err => {
-                                this.database.collection('users').findOneAndUpdate({
+                                this.users.collection('users').findOneAndUpdate({
                                     _id: mailboxData.user
                                 }, {
                                     $inc: {
@@ -450,7 +450,7 @@ class MessageHandler {
     updateQuota(mailboxData, inc, callback) {
         inc = inc || {};
 
-        this.database.collection('users').findOneAndUpdate(
+        this.users.collection('users').findOneAndUpdate(
             {
                 _id: mailboxData.user
             },
diff --git a/package.json b/package.json
index 9ec52fd5..01b5edb8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "wildduck",
-    "version": "1.0.60",
+    "version": "1.0.61",
     "description": "IMAP server built with Node.js and MongoDB",
     "main": "server.js",
     "scripts": {