diff --git a/board/samsung/origen/tools/mkorigenspl.c b/board/samsung/origen/tools/mkorigenspl.c
index 8b0c3ac..7b5d93b 100644
--- a/board/samsung/origen/tools/mkorigenspl.c
+++ b/board/samsung/origen/tools/mkorigenspl.c
@@ -83,8 +83,8 @@
 	for (i = 0; i < IMG_SIZE - SPL_HEADER_SIZE; i++)
 		checksum += buffer[i+16];
 
-	*(ulong *)buffer ^= 0x1f;
-	*(ulong *)(buffer+4) ^= checksum;
+	*(unsigned long *)buffer ^= 0x1f;
+	*(unsigned long *)(buffer+4) ^= checksum;
 
 	for (i = 1; i < SPL_HEADER_SIZE; i++)
 		buffer[i] ^= buffer[i-1];