diff --git a/sample/src/main/java/com/karumi/headerrecyclerview/sample/DragonBallAdapter.java b/sample/src/main/java/com/karumi/headerrecyclerview/sample/DragonBallAdapter.java
index 812b501..c5fb12d 100644
--- a/sample/src/main/java/com/karumi/headerrecyclerview/sample/DragonBallAdapter.java
+++ b/sample/src/main/java/com/karumi/headerrecyclerview/sample/DragonBallAdapter.java
@@ -17,11 +17,11 @@
 package com.karumi.headerrecyclerview.sample;
 
 import android.support.v7.widget.RecyclerView;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import com.karumi.headerrecyclerview.HeaderRecyclerViewAdapter;
-import com.karumi.headerrecyclerview.sample.util.DebugHelper;
 
 /**
  * HeaderRecyclerViewAdapter extension created to show how to use the library using DragonBall
@@ -76,14 +76,14 @@ private LayoutInflater getLayoutInflater(ViewGroup parent) {
   }
 
   @Override protected void onHeaderViewRecycled(RecyclerView.ViewHolder holder) {
-    DebugHelper.logMethod(LOG_TAG);
+    Log.v(LOG_TAG, "onHeaderViewRecycled(RecyclerView.ViewHolder holder)");
   }
 
   @Override protected void onItemViewRecycled(RecyclerView.ViewHolder holder) {
-    DebugHelper.logMethod(LOG_TAG);
+    Log.v(LOG_TAG, "onItemViewRecycled(RecyclerView.ViewHolder holder)");
   }
 
   @Override protected void onFooterViewRecycled(RecyclerView.ViewHolder holder) {
-    DebugHelper.logMethod(LOG_TAG);
+    Log.v(LOG_TAG, "onFooterViewRecycled(RecyclerView.ViewHolder holder)");
   }
 }
diff --git a/sample/src/main/java/com/karumi/headerrecyclerview/sample/util/DebugHelper.java b/sample/src/main/java/com/karumi/headerrecyclerview/sample/util/DebugHelper.java
deleted file mode 100644
index 7e20b5b..0000000
--- a/sample/src/main/java/com/karumi/headerrecyclerview/sample/util/DebugHelper.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package com.karumi.headerrecyclerview.sample.util;
-
-import android.util.Log;
-
-/**
- * Debug utility class
- */
-public class DebugHelper {
-  private static String getCallMethodAndLine() {
-    String result = "at ";
-    StackTraceElement thisMethodStack = (new Exception()).getStackTrace()[2];
-    result += thisMethodStack.getClassName() + ".";
-    result += thisMethodStack.getMethodName();
-    result += "(" + thisMethodStack.getFileName();
-    result += ":" + thisMethodStack.getLineNumber() + ")  ";
-    return result;
-  }
-
-  /**
-   * You can call this method to log current method
-   *
-   * @param tag LOG_TAG
-   */
-  public static void logMethod(String tag) {
-    Log.v(tag, getCallMethodAndLine());
-  }
-}