diff --git a/lib/CPUs/MIPS/bsp/examples/bootloader/bootloader_with_flash.c b/lib/CPUs/MIPS/bsp/examples/bootloader/bootloader_with_flash.c
index 1cf9f0a..4c2f47d 100644
--- a/lib/CPUs/MIPS/bsp/examples/bootloader/bootloader_with_flash.c
+++ b/lib/CPUs/MIPS/bsp/examples/bootloader/bootloader_with_flash.c
@@ -304,7 +304,7 @@ int main(int argc, char *argv[])
 	ram32 = (UINT32*)(SDRAM_BASE);
 	pFlashIO = (UINT32*)(sys_flash_io + flashio_offset);
 
-	if (!*pBtn)
+	if (!(*pBtn & 8))
 	{
 		sputs("\n\n");
 		pImg_hdr = (flash_img_hdr_t*)pFlashIO;