diff --git a/cproto.spec b/cproto.spec
index f214af6..3f0d077 100644
--- a/cproto.spec
+++ b/cproto.spec
@@ -6,6 +6,7 @@ License: Public Domain
 Group: Development/Tools
 Source: ftp://invisible-island.net/cproto/cproto-%{version}.tgz
 URL: http://invisible-island.net/
+BuildRequires:  gcc-c++
 BuildRequires: byacc, flex
 
 %description
@@ -22,18 +23,18 @@ definitions as much as other prototype generators.
 
 %build
 %configure
-make %{?_smp_mflags}
+%make_build
 
 %install
-make install DESTDIR=$RPM_BUILD_ROOT
+%make_install
 
 %check
-make %{?_smp_mflags} check
+%make_build check
 
 %files
 %doc AUTHORS CHANGES MANIFEST README
-%{_prefix}/bin/cproto
-%{_mandir}/man1/cproto.*
+%{_bindir}/cproto
+%{_mandir}/man1/cproto.1*
 
 %changelog
 * Thu Jul 12 2018 Fedora Release Engineering <releng@fedoraproject.org> - 4.7m-7