diff --git a/samples/dialogs/dialogs.cpp b/samples/dialogs/dialogs.cpp
index e0a5fa0c97..f2d00b5ec6 100644
--- a/samples/dialogs/dialogs.cpp
+++ b/samples/dialogs/dialogs.cpp
@@ -3407,7 +3407,7 @@ static void InitAboutInfoMinimal(wxAboutDialogInfo& info)
                         wxVERSION_NUM_DOT_STRING
                     ));
     info.SetDescription("This sample shows different wxWidgets dialogs");
-    info.SetCopyright("(C) 1998-2006 wxWidgets dev team");
+    info.SetCopyright("(C) 1998-2023 wxWidgets dev team");
     info.AddDeveloper("Vadim Zeitlin");
 }