diff --git a/modules/juce_events/messages/juce_Initialisation.h b/modules/juce_events/messages/juce_Initialisation.h
index 6bdb548c39..d3302dd74c 100644
--- a/modules/juce_events/messages/juce_Initialisation.h
+++ b/modules/juce_events/messages/juce_Initialisation.h
@@ -93,17 +93,11 @@ public:
 
 #else
  #if JUCE_WINDOWS && ! defined (_CONSOLE)
-  #if defined (WINAPI) || defined (_WINDOWS_)
-   #define JUCE_MAIN_FUNCTION       int __stdcall WinMain (HINSTANCE, HINSTANCE, const LPSTR, int)
-  #elif defined (_UNICODE)
-   #define JUCE_MAIN_FUNCTION       int __stdcall WinMain (void*, void*, const wchar_t*, int)
-  #else
-   #define JUCE_MAIN_FUNCTION       int __stdcall WinMain (void*, void*, const char*, int)
-  #endif
-  #define  JUCE_MAIN_FUNCTION_ARGS
+  #define JUCE_MAIN_FUNCTION       int __stdcall WinMain (struct HINSTANCE__*, struct HINSTANCE__*, char*, int)
+  #define JUCE_MAIN_FUNCTION_ARGS
  #else
-  #define  JUCE_MAIN_FUNCTION       int main (int argc, char* argv[])
-  #define  JUCE_MAIN_FUNCTION_ARGS  argc, (const char**) argv
+  #define JUCE_MAIN_FUNCTION       int main (int argc, char* argv[])
+  #define JUCE_MAIN_FUNCTION_ARGS  argc, (const char**) argv
  #endif
 
  #define START_JUCE_APPLICATION(AppClass) \