diff --git a/examples/AndroidMath/AndroidMath.upp b/examples/AndroidMath/AndroidMath.upp
index 7aebdfea6..4df70360b 100644
--- a/examples/AndroidMath/AndroidMath.upp
+++ b/examples/AndroidMath/AndroidMath.upp
@@ -11,9 +11,9 @@ file
 	Vector.cpp,
 	Math readonly separator,
 	Vector.java,
+	AndroidMath.java,
 	Runtime readonly separator,
 	AndroidManifest.xml,
-	AndroidMath.java,
 	AndroidMathActivity.java;
 
 mainconfig
diff --git a/examples/AndroidMath/Vector.java b/examples/AndroidMath/Vector.java
index bf97dbbcd..764a4d7d9 100644
--- a/examples/AndroidMath/Vector.java
+++ b/examples/AndroidMath/Vector.java
@@ -1,7 +1,7 @@
 package org.upp.AndroidMath;
 
 /**
- * Class which whole implementaiton is native.
+ * Class which whole funtional implementaiton is native.
  */
 public class Vector
 {
@@ -15,6 +15,9 @@ public class Vector
 		copyConstruct(vec);
 	}
 	
+	/**
+	 * We override finalize method due to possibilite of memory leaks.
+	 */
 	@Override
 	protected void finalize() throws Throwable
 	{
@@ -37,6 +40,8 @@ public class Vector
 	private native void destroy();
 	
 	static {
+		// In this place we are loading native libraries.
+		// Native library always has upp package name!
 		System.loadLibrary("AndroidMath");
 	}
 }