diff --git a/libc/include/byteswap.h b/libc/include/byteswap.h
index 16d2ad4..74b0e91 100644
--- a/libc/include/byteswap.h
+++ b/libc/include/byteswap.h
@@ -28,7 +28,8 @@
 #ifndef _BYTESWAP_H_
 #define _BYTESWAP_H_
 
-#include <sys/endian.h>
+/* endian.h rather than sys/endian.h so we get the machine-specific file. */
+#include <endian.h>
 
 #define  bswap_16(x)   swap16(x)
 #define  bswap_32(x)   swap32(x)