diff --git a/src/apps/sudoku/Sudoku.cpp b/src/apps/sudoku/Sudoku.cpp
index 6cc6ab5b3b..22ec86b3f5 100644
--- a/src/apps/sudoku/Sudoku.cpp
+++ b/src/apps/sudoku/Sudoku.cpp
@@ -4,6 +4,8 @@
  */
 
 
+#include "Sudoku.h"
+
 #include "SudokuWindow.h"
 
 #include <stdlib.h>
@@ -13,23 +15,6 @@
 #include <TextView.h>
 
 
-class Sudoku : public BApplication {
-public:
-	Sudoku();
-	virtual ~Sudoku();
-
-	virtual void ReadyToRun();
-
-	virtual void RefsReceived(BMessage *message);
-	virtual void MessageReceived(BMessage *message);
-
-	virtual void AboutRequested();
-
-private:
-	SudokuWindow* fWindow;
-};
-
-
 const char* kSignature = "application/x-vnd.Haiku-Sudoku";
 
 
@@ -68,6 +53,13 @@ Sudoku::MessageReceived(BMessage* message)
 
 void
 Sudoku::AboutRequested()
+{
+	Sudoku::DisplayAbout();
+}
+
+
+void
+Sudoku::DisplayAbout()
 {
 	BAlert *alert = new BAlert("about", "Sudoku\n"
 		"\twritten by Axel Dörfler\n"
diff --git a/src/apps/sudoku/Sudoku.h b/src/apps/sudoku/Sudoku.h
index cd5b6ccce2..a442ebd170 100644
--- a/src/apps/sudoku/Sudoku.h
+++ b/src/apps/sudoku/Sudoku.h
@@ -5,6 +5,28 @@
 #ifndef SUDOKU_H
 #define SUDOKU_H
 
+#include <Application.h>
+
+class BMessage;
+class SudokuWindow;
+
+class Sudoku : public BApplication {
+public:
+	Sudoku();
+	virtual ~Sudoku();
+
+	virtual void ReadyToRun();
+
+	virtual void RefsReceived(BMessage *message);
+	virtual void MessageReceived(BMessage *message);
+
+	virtual void AboutRequested();
+	static void DisplayAbout();
+
+private:
+	SudokuWindow* fWindow;
+};
+
 extern const char* kSignature;
 
 #endif	// SUDOKU_H
diff --git a/src/apps/sudoku/SudokuView.cpp b/src/apps/sudoku/SudokuView.cpp
index 8ca884be5c..f4056ec9ad 100644
--- a/src/apps/sudoku/SudokuView.cpp
+++ b/src/apps/sudoku/SudokuView.cpp
@@ -6,6 +6,7 @@
 
 #include "SudokuView.h"
 
+#include "Sudoku.h"
 #include "SudokuField.h"
 #include "SudokuSolver.h"
 
@@ -1022,6 +1023,10 @@ SudokuView::MessageReceived(BMessage* message)
 			break;
 		}
 
+		case B_ABOUT_REQUESTED:
+			Sudoku::DisplayAbout();
+			break;
+
 		default:
 			BView::MessageReceived(message);
 			break;