diff --git a/riscv/byteorder.h b/fesvr/byteorder.h
similarity index 100%
rename from riscv/byteorder.h
rename to fesvr/byteorder.h
diff --git a/fesvr/fesvr.mk.in b/fesvr/fesvr.mk.in
index 30c8bfeb..48b32878 100644
--- a/fesvr/fesvr.mk.in
+++ b/fesvr/fesvr.mk.in
@@ -1,4 +1,5 @@
 fesvr_hdrs = \
+  byteorder.h \
   elf.h \
   elfloader.h \
   htif.h \