diff --git a/src/GUI/LauncherMainWindow.cxx b/src/GUI/LauncherMainWindow.cxx
old mode 100644
new mode 100755
index c911ff16f..ec96ad694
--- a/src/GUI/LauncherMainWindow.cxx
+++ b/src/GUI/LauncherMainWindow.cxx
@@ -1,3 +1,5 @@
+#include "config.h" 
+
 #include "LauncherMainWindow.hxx"
 
 // Qt headers