diff --git a/CorebootModulePkg/CbSupportDxe/CbSupportDxe.c b/CorebootModulePkg/CbSupportDxe/CbSupportDxe.c
old mode 100644
new mode 100755
index 1b3e74a525..e752d1212e
--- a/CorebootModulePkg/CbSupportDxe/CbSupportDxe.c
+++ b/CorebootModulePkg/CbSupportDxe/CbSupportDxe.c
@@ -98,9 +98,10 @@ CbReserveResourceInGcd (
 
 **/
 VOID
+EFIAPI
 OnReadyToBoot (
-  EFI_EVENT  Event,
-  VOID       *Context
+  IN  EFI_EVENT  Event,
+  IN  VOID       *Context
   )
 {	
 	//