diff --git a/apps/common/main/lib/util/htmlutils.js b/apps/common/main/lib/util/htmlutils.js
index dfc103547..4c4a58761 100644
--- a/apps/common/main/lib/util/htmlutils.js
+++ b/apps/common/main/lib/util/htmlutils.js
@@ -52,14 +52,18 @@ var checkLocalStorage = (function () {
     }
 })();
 
-if ( window.desktop && window.desktop.theme ) {
-    if ( window.desktop.theme.id ) {
-        // params.uitheme = undefined;
-        localStorage.setItem("ui-theme-id", window.desktop.theme.id);
-    } else
-    if ( window.desktop.theme.type ) {
-        if ( window.desktop.theme.type == 'dark' ) params.uitheme == 'default-dark'; else
-        if ( window.desktop.theme.type == 'light' ) params.uitheme == 'default-light';
+if ( window.desktop && !!window.RendererProcessVariable ) {
+    var theme = window.RendererProcessVariable.theme
+
+    if ( theme ) {
+        if ( theme.id ) {
+            // params.uitheme = undefined;
+            localStorage.setItem("ui-theme-id", theme.id);
+        } else
+        if ( !!theme.type ) {
+            if ( theme.type == 'dark' ) params.uitheme = 'default-dark'; else
+            if ( theme.type == 'light' ) params.uitheme = 'default-light';
+        }
     }
 }