diff --git a/src/compat/byteswap.h b/src/compat/byteswap.h
index 3c5a5c083..d93ff7413 100644
--- a/src/compat/byteswap.h
+++ b/src/compat/byteswap.h
@@ -35,7 +35,7 @@
 #if HAVE_DECL_BSWAP_16 == 0
 inline uint16_t bswap_16(uint16_t x)
 {
-    return (x >> 8) | ((x & 0x00ff) << 8);
+    return (x >> 8) | (x << 8);
 }
 #endif // HAVE_DECL_BSWAP16