diff --git a/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml b/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml
index 676b6bc..af2d948 100644
--- a/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml
+++ b/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml
@@ -25,4 +25,6 @@
     <!-- Disable bluetooth by default -->
     <bool name="def_bluetooth_on">false</bool>
 
+    <!-- Default setting for Settings.Global.MOBILE_DATA_ALWAYS_ON -->
+    <bool name="def_mobile_data_always_on">false</bool>
 </resources>