diff --git a/2.4.tar.gz b/2.4.tar.gz
deleted file mode 100644
index d07700d..0000000
Binary files a/2.4.tar.gz and /dev/null differ
diff --git a/ocaml-xml-light.spec b/ocaml-xml-light.spec
index 08bd60a..3679edc 100644
--- a/ocaml-xml-light.spec
+++ b/ocaml-xml-light.spec
@@ -1,14 +1,15 @@
 %global debug_package %{nil}
 
 Name:           ocaml-xml-light
-Version:        2.4
-Release:        0.31.1
+Version:        2.5
+Release:        1
 Summary:        Minimal XML parser and printer for OCaml
 License:        LGPLv2+
 URL:            http://tech.motion-twin.com/xmllight.html
-Source0:        https://github.com/gasche/xml-light/archive/%{version}.tar.gz
-BuildRequires:  ocaml >= 4.00.1 ocaml-findlib-devel >= 1.3.3-3
-BuildRequires:  ocaml-ocamldoc gawk
+Source0:        https://github.com/ncannasse/xml-light/archive/%{version}/xml-light-%{version}.tar.gz
+BuildRequires:  ocaml >= 4.03
+BuildRequires:  ocaml-dune >= 2.7
+
 
 %description
 The package provides functions to parse an XML document into an OCaml data structure and print it back to an XML document.
@@ -29,43 +30,28 @@ developing applications that use ocaml-xml-light.
 %autosetup -n xml-light-%{version}
 
 %build
-unset MAKEFLAGS
-make all
-make doc
-make opt
-sed -e 's/@VERSION@/%{VERSION}/' < META.in > META
-
-
-%check
-./test.exe <<EOF
-<abc><123/></abc>
-
-EOF
-
-./test_opt.exe <<EOF
-<abc><123/></abc>
-
-EOF
-
+dune build %{?_smp_mflags} --verbose --profile release
 
 %install
-export OCAMLFIND_DESTDIR=$RPM_BUILD_ROOT%{_libdir}/ocaml
-install -d $OCAMLFIND_DESTDIR $OCAMLFIND_DESTDIR/stublibs
-ocamlfind install xml-light META *.mli *.cmi *.cma *.a *.cmxa *.cmx
+dune install --destdir=%{buildroot}
+rm -rf %{buildroot}/usr/doc
 
+%check
+dune runtest --verbose --release %{?_smp_mflags}
 
 %files
-%doc README
+%doc README.md
+%license LICENSE
 %{_libdir}/ocaml/xml-light
 %exclude %{_libdir}/ocaml/xml-light/*.a
 %exclude %{_libdir}/ocaml/xml-light/*.cmxa
 %exclude %{_libdir}/ocaml/xml-light/*.cmx
 %exclude %{_libdir}/ocaml/xml-light/*.mli
-%exclude %{_libdir}/ocaml/xml-light/test.cmi
 
 
 %files devel
-%doc README doc/*
+%doc README.md
+%license LICENSE
 %{_libdir}/ocaml/xml-light/*.a
 %{_libdir}/ocaml/xml-light/*.cmxa
 %{_libdir}/ocaml/xml-light/*.cmx
@@ -73,5 +59,8 @@ ocamlfind install xml-light META *.mli *.cmi *.cma *.a *.cmxa *.cmx
 
 
 %changelog
-* Thu Feb 27 2020 zhujunhao <zhujunhao5@huawei.com> - 2.3-0.31.1
+* Thu Sep 21 2023 wangkai <13474090681@163.com> - 2.5-1
+- Update to 2.5
+
+* Thu Feb 27 2020 zhujunhao <zhujunhao5@huawei.com> - 2.4-0.31.1
 - Package init
diff --git a/ocaml-xml-light.yaml b/ocaml-xml-light.yaml
new file mode 100644
index 0000000..01031e9
--- /dev/null
+++ b/ocaml-xml-light.yaml
@@ -0,0 +1,4 @@
+version_control: github
+src_repo: ncannasse/xml-light
+tag_prefix: ""
+separator: "."
diff --git a/xml-light-2.5.tar.gz b/xml-light-2.5.tar.gz
new file mode 100644
index 0000000..5b30b48
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