diff --git a/source/arm9/nandimage.c b/source/arm9/nandimage.c
index 5004cff..64bdf84 100644
--- a/source/arm9/nandimage.c
+++ b/source/arm9/nandimage.c
@@ -76,5 +76,5 @@
 	}
 	
 	/* compare everything except the signature */
-	return memcmp(&imageHeader.magic, &nandHeader.magic, 0x100) == 0;
+	return memcmp(&imageHeader, &nandHeader, 0x100) == 0;
 }