diff --git a/library/src/main/java/com/vincestyling/netroid/toolbox/PoolingByteArrayOutputStream.java b/library/src/main/java/com/vincestyling/netroid/toolbox/PoolingByteArrayOutputStream.java
index 7fa9b4e..ff7f0ce 100755
--- a/library/src/main/java/com/vincestyling/netroid/toolbox/PoolingByteArrayOutputStream.java
+++ b/library/src/main/java/com/vincestyling/netroid/toolbox/PoolingByteArrayOutputStream.java
@@ -60,7 +60,7 @@ public void close() throws IOException {
     }
 
     @Override
-    public void finalize() {
+    protected void finalize() {
         mPool.returnBuf(buf);
     }