diff --git a/include/cyclone/runtime-main.h b/include/cyclone/runtime-main.h
index dc8807c7..11f62711 100644
--- a/include/cyclone/runtime-main.h
+++ b/include/cyclone/runtime-main.h
@@ -16,9 +16,9 @@ long global_heap_size = 0;
 
 static long long_arg(int argc,char **argv,char *name,long dval);
 static void c_entry_pt(int,closure,closure);
-static void main_main(long stack_size,long heap_size,char *stack_base);
+static void Cyc_main(long stack_size,long heap_size,char *stack_base);
 
-static void main_main (stack_size,heap_size,stack_base)
+static void Cyc_main (stack_size,heap_size,stack_base)
      long stack_size,heap_size; char *stack_base;
 {char in_my_frame;
  mclosure0(clos_halt,&Cyc_halt);  /* Halt program if final closure is reached */
diff --git a/scheme/cyclone/cgen.sld b/scheme/cyclone/cgen.sld
index f0392ccc..b52eeddb 100644
--- a/scheme/cyclone/cgen.sld
+++ b/scheme/cyclone/cgen.sld
@@ -80,7 +80,7 @@
  global_heap_size = heap_size;
  _cyc_argc = argc;
  _cyc_argv = argv;
- main_main(stack_size,heap_size,(char *) &stack_size);
+ Cyc_main(stack_size,heap_size,(char *) &stack_size);
  return 0;}")
 
 ;;; Auto-generation of C macros