diff --git a/pg-semver.spec b/pg-semver.spec
index 1a4839a..f19d896 100644
--- a/pg-semver.spec
+++ b/pg-semver.spec
@@ -1,15 +1,15 @@
 Name:		pg-semver
 Version:	0.5.0
-Release:	13%{?dist}
+Release:	14%{?dist}
 Summary:	A semantic version data type for PostgreSQL
 License:	PostgreSQL
 Group:		Applications/Databases
 Url:		https://github.com/theory/pg-semver
 Source0:	http://api.pgxn.org/dist/semver/%{version}/semver-%{version}.zip
 BuildRequires:  gcc
-BuildRequires:	postgresql-devel
-%if 0%{?fedora} >= 21 || 0%{?rhel} >= 8
-Requires:	postgresql-server(:MODULE_COMPAT_%{postgresql_major})
+BuildRequires:	postgresql-server-devel
+%if 0%{?fedora} >= 28 || 0%{?rhel} >= 8
+%{?postgresql_module_requires}
 %else
 Requires:	postgresql-server
 %endif
@@ -23,15 +23,15 @@ Semantic Versioning Specification.
 %setup -q -n semver-%{version}
 
 %build
-make %{?_smp_mflags} CFLAGS="%{optflags}"
+%make_build CFLAGS="%{optflags}" PG_CONFIG=%_bindir/pg_server_config
 
 %install
-make %{?_smp_mflags} DESTDIR=%{buildroot} install
+%make_install CFLAGS="%{optflags}" PG_CONFIG=%_bindir/pg_server_config
+
 # remove misplaced documentation file, added via doc
 rm -f %{buildroot}%{_docdir}/pgsql/contrib/semver.mmd
 rm -f %{buildroot}%{_docdir}/pgsql/extension/semver.mmd
 
-%clean
 
 %files
 %doc LICENSE README.md doc/semver.mmd
@@ -51,6 +51,9 @@ rm -f %{buildroot}%{_docdir}/pgsql/extension/semver.mmd
 %endif
 
 %changelog
+* Wed Sep 05 2018 Pavel Raiskup <praiskup@redhat.com> - 0.5.0-14
+- rebuild against postgresql-server-devel (rhbz#1618698)
+
 * Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.5.0-13
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild