diff --git a/calculatorpp/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutActivity.java b/calculatorpp/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutActivity.java
index 0214140b..6f9d2c66 100644
--- a/calculatorpp/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutActivity.java
+++ b/calculatorpp/src/main/java/org/solovyev/android/calculator/about/CalculatorAboutActivity.java
@@ -1,31 +1,27 @@
-/*
- * Copyright (c) 2009-2011. Created by serso aka se.solovyev.
- * For more information, please, contact se.solovyev@gmail.com
- * or visit http://se.solovyev.org
- */
-
-package org.solovyev.android.calculator.about;
-
-import android.app.Activity;
-import android.os.Bundle;
-import android.text.method.LinkMovementMethod;
-import android.widget.TextView;
-import org.jetbrains.annotations.Nullable;
-import org.solovyev.android.calculator.R;
-
-/**
- * User: serso
- * Date: 12/24/11
- * Time: 11:55 PM
- */
-public class CalculatorAboutActivity extends Activity {
-
-	@Override
-	public void onCreate(@Nullable Bundle savedInstanceState) {
-		super.onCreate(savedInstanceState);
-		setContentView(R.layout.about);
-
-		final TextView about = (TextView) findViewById(R.id.aboutTextView);
-		about.setMovementMethod(LinkMovementMethod.getInstance());
-	}
-}
+/*
+ * Copyright (c) 2009-2011. Created by serso aka se.solovyev.
+ * For more information, please, contact se.solovyev@gmail.com
+ */
+
+package org.solovyev.android.calculator.about;
+
+import android.os.Bundle;
+import org.jetbrains.annotations.Nullable;
+import org.solovyev.android.calculator.CalculatorFragmentActivity;
+import org.solovyev.android.calculator.R;
+
+/**
+ * User: serso
+ * Date: 9/16/11
+ * Time: 11:52 PM
+ */
+public class CalculatorAboutActivity extends CalculatorFragmentActivity {
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        getActivityHelper().addTab(this, CalculatorFragmentType.about, null, R.id.main_layout);
+        getActivityHelper().addTab(this, CalculatorFragmentType.release_notes, null, R.id.main_layout);
+    }
+}