diff --git a/materialious/android/app/src/main/AndroidManifest.xml b/materialious/android/app/src/main/AndroidManifest.xml
index b951c009..46e1aea0 100644
--- a/materialious/android/app/src/main/AndroidManifest.xml
+++ b/materialious/android/app/src/main/AndroidManifest.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools">
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"