diff --git a/ocaml-ounit.spec b/ocaml-ounit.spec
index d084a3f..c380da4 100644
--- a/ocaml-ounit.spec
+++ b/ocaml-ounit.spec
@@ -29,7 +29,7 @@ Patch0:         ounit-strict-formats.diff
 BuildRequires:  ocaml
 BuildRequires:  ocaml-oasis
 BuildRequires:  ocaml-ocamldoc
-BuildRequires:  ocaml-rpm-macros >= 4.02.1
+BuildRequires:  ocaml-rpm-macros >= 4.03
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 # ocaml autodep start for pkg: ocaml-ounit
 # hardcoded rpm dependency for pre 12.1 to compensate for lack of ocaml() provides/requires
@@ -64,26 +64,12 @@ Development files needed for application based on %{name}.
 
 %build
 oasis setup
-ocaml setup.ml -configure \
-      --bindir '%{_bindir}' \
-      --mandir '%{_mandir}' \
-      --destdir '%{buildroot}' \
-      --datarootdir '%{_datadir}' \
-      --libdir '%{_libdir}' \
-      --libexecdir '%{_libexecdir}' \
-      --localstatedir '%{_localstatedir}' \
-      --sbindir '%{_sbindir}' \
-      --prefix '%{_prefix}' \
-      --sysconfdir '%{_sysconfdir}' \
-      --exec-prefix '%{_exec_prefix}' \
-      --sharedstatedir '%{_sharedstatedir}'
-
-ocaml setup.ml -build
+%ocaml_oasis_configure --enable-docs
+%ocaml_oasis_build
+%ocaml_oasis_doc
 
 %install
-export OCAMLFIND_DESTDIR=%{buildroot}`ocamlc -where`
-mkdir -p $OCAMLFIND_DESTDIR
-ocaml setup.ml -install
+%ocaml_oasis_findlib_install
 
 %files
 %defattr(-,root,root,-)
@@ -96,6 +82,7 @@ ocaml setup.ml -install
 
 %files devel
 %defattr(-,root,root,-)
+%{oasis_docdir_html}
 %dir %{_libdir}/ocaml
 %dir %{_libdir}/ocaml/*
 %if %{ocaml_native_compiler}