diff --git a/android/src/main/java/com/ocetnik/timer/BackgroundTimerModule.java b/android/src/main/java/com/ocetnik/timer/BackgroundTimerModule.java
index 3bc98a7..a481e03 100644
--- a/android/src/main/java/com/ocetnik/timer/BackgroundTimerModule.java
+++ b/android/src/main/java/com/ocetnik/timer/BackgroundTimerModule.java
@@ -31,7 +31,7 @@ public void onHostPause() {
 
         @Override
         public void onHostDestroy() {
-            wakeLock.release();
+            if (wakeLock.isHeld()) wakeLock.release();
         }
     };