diff --git a/app/src/themes.js b/app/src/themes.js
index 051ce05..83c8d2e 100644
--- a/app/src/themes.js
+++ b/app/src/themes.js
@@ -11,7 +11,7 @@ export class Theme {
         if (clazz) {
             return new clazz()
         } else {
-            return DefaultTheme()
+            return new DefaultTheme()
         }
     }
 }