diff --git a/endiantest.c b/endiantest.c
index de44ec5..a73b908 100644
--- a/endiantest.c
+++ b/endiantest.c
@@ -1,5 +1,5 @@
 #include "platform.h"
-#if __FLASHROM_LITTLE_ENDIAN__
+#if defined(__FLASHROM_LITTLE_ENDIAN__)
 little
 #else
 big