diff --git a/include/wx/mgl/app.h b/include/wx/mgl/app.h
index 1142fd2da6..0fd4f65fde 100644
--- a/include/wx/mgl/app.h
+++ b/include/wx/mgl/app.h
@@ -70,6 +70,5 @@ private:
     wxDisplayModeInfo m_displayMode;
 };
 
-int WXDLLEXPORT wxEntry(int argc, char *argv[]);
-
 #endif // __WX_APP_H__
+
diff --git a/include/wx/x11/app.h b/include/wx/x11/app.h
index edbe541820..f24b9c44c3 100644
--- a/include/wx/x11/app.h
+++ b/include/wx/x11/app.h
@@ -144,8 +144,5 @@ protected:
     DECLARE_EVENT_TABLE()
 };
 
-int WXDLLEXPORT wxEntry( int argc, char *argv[] );
-
-#endif
-// _WX_APP_H_
+#endif // _WX_APP_H_