diff --git a/ocaml-camlp4.spec b/ocaml-camlp4.spec
index b9330e0..31dc0be 100644
--- a/ocaml-camlp4.spec
+++ b/ocaml-camlp4.spec
@@ -1,6 +1,13 @@
+%ifnarch sw_64
+%global native_compiler 1
+%else
+%global native_compiler 0
+%global debug_package %{nil}
+%endif
+
 Name:          ocaml-camlp4
 Version:       4.14.1
-Release:       1
+Release:       2
 Summary:       Pre-Processor for OCaml
 License:       LGPLv2+ with exceptions
 URL:           https://github.com/ocaml/camlp4
@@ -33,7 +40,11 @@ This package contains runtime files.
 ./configure
 
 unset MAKEFLAGS
+%if %{native_compiler}
 make all
+%else
+make byte
+%endif
 
 %install
 install -d  $RPM_BUILD_ROOT%{_bindir}
@@ -65,6 +76,7 @@ make install \
 %doc LICENSE
 %{_bindir}/camlp4*
 %{_bindir}/mkcamlp4
+%if %{native_compiler}
 %{_libdir}/ocaml/camlp4/*.a
 %{_libdir}/ocaml/camlp4/*.cmxa
 %{_libdir}/ocaml/camlp4/*.cmx
@@ -77,8 +89,12 @@ make install \
 %{_libdir}/ocaml/camlp4/Camlp4Printers/*.o
 %{_libdir}/ocaml/camlp4/Camlp4Top/*.cmx
 %{_libdir}/ocaml/camlp4/Camlp4Top/*.o
+%endif
 
 %changelog
+* Tue Feb 18 2025 zhangshaoning <zhangshaoning@uniontech.com> - 4.14.1-2
+- Add sw_64 support
+
 * Thu Aug 31 2023 xu_ping <707078654@qq.com> -4.14.1-1
 - update to 4.14.1