diff --git a/modules/juce_gui_basics/juce_gui_basics.cpp b/modules/juce_gui_basics/juce_gui_basics.cpp
index 14361d674e..e053d102ef 100644
--- a/modules/juce_gui_basics/juce_gui_basics.cpp
+++ b/modules/juce_gui_basics/juce_gui_basics.cpp
@@ -331,13 +331,13 @@
 #include "widgets/juce_ToolbarItemComponent.cpp"
 #include "widgets/juce_ToolbarItemPalette.cpp"
 #include "widgets/juce_TreeView.cpp"
+#include "windows/juce_NativeMessageBox.cpp"
 #include "windows/juce_AlertWindow.cpp"
 #include "windows/juce_CallOutBox.cpp"
 #include "windows/juce_ComponentPeer.cpp"
 #include "windows/juce_DialogWindow.cpp"
 #include "windows/juce_DocumentWindow.cpp"
 #include "windows/juce_MessageBoxOptions.cpp"
-#include "windows/juce_NativeMessageBox.cpp"
 #include "windows/juce_ResizableWindow.cpp"
 #include "windows/juce_ScopedMessageBox.cpp"
 #include "windows/juce_ThreadWithProgressWindow.cpp"
diff --git a/modules/juce_gui_basics/windows/juce_AlertWindow.cpp b/modules/juce_gui_basics/windows/juce_AlertWindow.cpp
index 305758e8bd..380ce4125b 100644
--- a/modules/juce_gui_basics/windows/juce_AlertWindow.cpp
+++ b/modules/juce_gui_basics/windows/juce_AlertWindow.cpp
@@ -645,17 +645,7 @@ static int showMaybeAsync (const MessageBoxOptions& options,
                            ModalComponentManager::Callback* callbackIn)
 {
     if (LookAndFeel::getDefaultLookAndFeel().isUsingNativeAlertWindows())
-    {
-       #if JUCE_MODAL_LOOPS_PERMITTED
-        if (callbackIn == nullptr)
-            return NativeMessageBox::show (options);
-       #endif
-
-JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wdeprecated-declarations")
-        NativeMessageBox::showAsync (options, callbackIn);
-JUCE_END_IGNORE_WARNINGS_GCC_LIKE
-        return false;
-    }
+        return showNativeBoxUnmanaged (options, callbackIn, ResultCodeMappingMode::alertWindow);
 
     return showAlertWindowUnmanaged (options, callbackIn);
 }