diff --git a/src/com/android/browser/EngineInitializer.java b/src/com/android/browser/EngineInitializer.java
index ec4753c..19b553d 100644
--- a/src/com/android/browser/EngineInitializer.java
+++ b/src/com/android/browser/EngineInitializer.java
@@ -342,6 +342,7 @@
     }
 
     public void onActivityDestroy() {
+        Engine.releaseSpareChildProcess();
         mActivityDestroyed = true;
     }