X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/dd08100a7dc173f38cb9ee4ec48341b52ff5f386..ef1a4b750bca3ef538e47a07fa093bad3a883f12:/Bootloaders/DFU/BootloaderDFU.h

diff --git a/Bootloaders/DFU/BootloaderDFU.h b/Bootloaders/DFU/BootloaderDFU.h
index 1ace570fe..3d6d90649 100644
--- a/Bootloaders/DFU/BootloaderDFU.h
+++ b/Bootloaders/DFU/BootloaderDFU.h
@@ -53,10 +53,11 @@
 
 		#include <LUFA/Drivers/USB/USB.h>
 		#include <LUFA/Drivers/Board/LEDs.h>
+		#include <LUFA/Platform/Platform.h>
 
 	/* Preprocessor Checks: */
 		#if !defined(__OPTIMIZE_SIZE__)
-			#error This bootloader requires that it be compiled for size, not speed, to fit into the target device.
+			#error This bootloader requires that it be optimized for size, not speed, to fit into the target device. Change optimization settings and try again.
 		#endif
 
 	/* Macros: */