diff --git a/policy/com/android/internal/policy/impl/LockScreen.java b/policy/com/android/internal/policy/impl/LockScreen.java
index f2216889c4d4f..0495a76b7c0cc 100644
--- a/policy/com/android/internal/policy/impl/LockScreen.java
+++ b/policy/com/android/internal/policy/impl/LockScreen.java
@@ -279,8 +279,12 @@ class LockScreen extends LinearLayout implements KeyguardScreen, KeyguardUpdateM
 
         if (mPluggedIn) {
             mBatteryInfoIcon.setImageResource(R.drawable.ic_lock_idle_charging);
-            mBatteryInfoText.setText(
-                    getContext().getString(R.string.lockscreen_plugged_in, mBatteryLevel));
+            if (mBatteryLevel >= 100) {
+                mBatteryInfoText.setText(R.string.lockscreen_charged);
+            } else {
+                mBatteryInfoText.setText(
+                        getContext().getString(R.string.lockscreen_plugged_in, mBatteryLevel));
+            }
         } else {
             mBatteryInfoIcon.setImageResource(R.drawable.ic_lock_idle_low_battery);
             mBatteryInfoText.setText(R.string.lockscreen_low_battery);