diff --git a/src/com/android/settings/CryptKeeper.java b/src/com/android/settings/CryptKeeper.java
index ad2655f..4a7b4fd 100644
--- a/src/com/android/settings/CryptKeeper.java
+++ b/src/com/android/settings/CryptKeeper.java
@@ -318,7 +318,7 @@
         // is encrypted.
 
         Log.d(TAG, "Encryption progress screen initializing.");
-        if (mWakeLock != null) {
+        if (mWakeLock == null) {
             Log.d(TAG, "Acquiring wakelock.");
             PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
             mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK, TAG);