diff --git a/app/build.gradle b/app/build.gradle
index 3d29249f..f6e1400a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -66,7 +66,8 @@ android {
         }
 
         // Please keep this list sorted alphabetically.
-        resourceConfigurations += ['b+es+419',
+        resourceConfigurations += ['ar',
+                                   'b+es+419',
                                    'be',
                                    'bg',
                                    'bn',
@@ -87,6 +88,7 @@ android {
                                    'id',
                                    'in',
                                    'ja',
+                                   'mwl',
                                    'nb-rNO',
                                    'nl',
                                    'pl',
diff --git a/app/src/main/res/xml/locale_config.xml b/app/src/main/res/xml/locale_config.xml
index af2dbbc2..74c008c3 100644
--- a/app/src/main/res/xml/locale_config.xml
+++ b/app/src/main/res/xml/locale_config.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <locale-config xmlns:android="http://schemas.android.com/apk/res/android">
     <!-- Please keep this list sorted alphabetically. -->
+    <locale android:name="ar" />
     <locale android:name="b+es+419" />
     <locale android:name="be" />
     <locale android:name="bg" />
@@ -22,6 +23,7 @@
     <locale android:name="id" />
     <locale android:name="in" />
     <locale android:name="ja" />
+    <locale android:name="mwl" />
     <locale android:name="nb-rNO" />
     <locale android:name="nl" />
     <locale android:name="pl" />