diff --git a/src/setup/argument_setting_functions.c b/src/setup/argument_setting_functions.c
index 53438978253838093c598cf0888c4900e9c752b4..6ee3ce087cdf7d6669153f47deaa8fb74f08fdd8 100644
--- a/src/setup/argument_setting_functions.c
+++ b/src/setup/argument_setting_functions.c
@@ -200,7 +200,7 @@ void binary_c_help_from_arg(ARG_SUBROUTINE_DECLARATION)
                     if(a->npairs > 0)
                     {
                         unsigned int j;
-                        printf("Available macros:\n\n");
+                        Printf("Available macros:\n\n");
                         for(j=0;j<a->npairs;j++)
                         {
                             Printf("%s = %g\n",