diff --git a/migrations/0047__test.sql b/migrations/0047__test.sql
new file mode 100644
index 000000000..027b7d63f
--- /dev/null
+++ b/migrations/0047__test.sql
@@ -0,0 +1 @@
+SELECT 1;
\ No newline at end of file
diff --git a/public/javascripts/init.js b/public/javascripts/init.js
index 1f3ddccc7..05fe68495 100644
--- a/public/javascripts/init.js
+++ b/public/javascripts/init.js
@@ -106,10 +106,6 @@ $(document).tooltip({
     }
 });
 
-function isElectron() {
-    return window && window.process && window.process.type;
-}
-
 let appShown = false;
 
 function showAppIfHidden() {
diff --git a/public/javascripts/migration.js b/public/javascripts/migration.js
index 0d2456248..10b315ea7 100644
--- a/public/javascripts/migration.js
+++ b/public/javascripts/migration.js
@@ -1,7 +1,7 @@
 "use strict";
 
 $(document).ready(() => {
-    $.get(baseApiUrl + 'migration').then(result => {
+    server.get('migration').then(result => {
         const appDbVersion = result.app_db_version;
         const dbVersion = result.db_version;
 
@@ -22,11 +22,7 @@ $("#run-migration").click(async () => {
 
     $("#migration-result").show();
 
-    const result = await $.ajax({
-        url: baseApiUrl + 'migration',
-        type: 'POST',
-        error: () => showError("Migration failed with unknown error")
-    });
+    const result = await server.post('migration');
 
     for (const migration of result.migrations) {
         const row = $('<tr>')
diff --git a/public/javascripts/server.js b/public/javascripts/server.js
index e04ca2595..ee8d47bfd 100644
--- a/public/javascripts/server.js
+++ b/public/javascripts/server.js
@@ -1,7 +1,14 @@
 const server = (function() {
     function getHeaders() {
+        let protectedSessionId = null;
+
+        try { // this is because protected session might not be declared in some cases - like when it's included in migration page
+            protectedSessionId = protected_session.getProtectedSessionId();
+        }
+        catch(e) {}
+
         return {
-            'x-protected-session-id': protected_session.getProtectedSessionId()
+            'x-protected-session-id': protectedSessionId
         };
     }
 
diff --git a/public/javascripts/utils.js b/public/javascripts/utils.js
index 7495ebf50..030ba1e8b 100644
--- a/public/javascripts/utils.js
+++ b/public/javascripts/utils.js
@@ -46,4 +46,8 @@ function formatDate(date) {
 
 function formatDateTime(date) {
     return formatDate(date) + " " + formatTime(date);
+}
+
+function isElectron() {
+    return window && window.process && window.process.type;
 }
\ No newline at end of file
diff --git a/services/build.js b/services/build.js
index 02ff003c3..129528bca 100644
--- a/services/build.js
+++ b/services/build.js
@@ -1 +1 @@
-module.exports = { build_date:"2017-11-28T22:01:30-05:00", build_revision: "14001f67d87a7c7d900088807337fcda0d2fb9a0" };
+module.exports = { build_date:"2017-11-30T00:11:04-05:00", build_revision: "719f5530544efa1d7aae16afd8a9e64db04ff206" };
diff --git a/services/migration.js b/services/migration.js
index ebb32ce6b..1ab2ed09b 100644
--- a/services/migration.js
+++ b/services/migration.js
@@ -4,7 +4,7 @@ const options = require('./options');
 const fs = require('fs-extra');
 const log = require('./log');
 
-const APP_DB_VERSION = 46;
+const APP_DB_VERSION = 47;
 const MIGRATIONS_DIR = "migrations";
 
 async function migrate() {
diff --git a/views/index.ejs b/views/index.ejs
index 5e304aa20..1e92f0d62 100644
--- a/views/index.ejs
+++ b/views/index.ejs
@@ -301,6 +301,7 @@
 
     <link href="stylesheets/style.css" rel="stylesheet">
 
+    <script src="javascripts/utils.js"></script>
     <script src="javascripts/init.js"></script>
     <script src="javascripts/server.js"></script>
 
@@ -329,6 +330,5 @@
     <script src="javascripts/link.js"></script>
     <script src="javascripts/sync.js"></script>
     <script src="javascripts/messaging.js"></script>
-    <script src="javascripts/utils.js"></script>
   </body>
 </html>
\ No newline at end of file
diff --git a/views/migration.ejs b/views/migration.ejs
index 8fa5075eb..6c11cd8e5 100644
--- a/views/migration.ejs
+++ b/views/migration.ejs
@@ -60,5 +60,7 @@
     <script src="libraries/bootstrap/js/bootstrap.js"></script>
 
     <script src="javascripts/migration.js"></script>
+    <script src="javascripts/utils.js"></script>
+    <script src="javascripts/server.js"></script>
   </body>
 </html>
\ No newline at end of file