diff --git a/packages/SettingsProvider/res/values/defaults.xml b/packages/SettingsProvider/res/values/defaults.xml
index 1be0645..48a3a30 100644
--- a/packages/SettingsProvider/res/values/defaults.xml
+++ b/packages/SettingsProvider/res/values/defaults.xml
@@ -28,7 +28,7 @@
     <string name="def_bluetooth_disabled_profiles" translatable="false">0</string>
     <bool name="def_auto_time">true</bool>
     <bool name="def_auto_time_zone">true</bool>
-    <bool name="def_accelerometer_rotation">true</bool>
+    <bool name="def_accelerometer_rotation">false</bool>
     <!-- Default screen brightness, from 0 to 255.  102 is 40%. -->
     <integer name="def_screen_brightness">102</integer>
     <bool name="def_screen_brightness_automatic_mode">false</bool>
diff --git a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
index 1167d69..8c0f89a 100644
--- a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
+++ b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
@@ -2940,7 +2940,7 @@
         }
 
         private final class UpgradeController {
-            private static final int SETTINGS_VERSION = 150;
+            private static final int SETTINGS_VERSION = 151;
 
             private final int mUserId;
 
@@ -3533,6 +3533,18 @@
                     currentVersion = 150;
                 }
 
+                if (currentVersion == 150) {
+                    // Version 151: Reset rotate locked setting for upgrading users
+                    final SettingsState systemSettings = getSystemSettingsLocked(userId);
+                    systemSettings.insertSettingLocked(
+                            Settings.System.ACCELEROMETER_ROTATION,
+                            getContext().getResources().getBoolean(
+                                    R.bool.def_accelerometer_rotation) ? "1" : "0",
+                            null, true, SettingsState.SYSTEM_PACKAGE_NAME);
+
+                    currentVersion = 151;
+                }
+
                 // vXXX: Add new settings above this point.
 
                 if (currentVersion != newVersion) {