diff --git a/sendmail.spec b/sendmail.spec
index 0fb3d8c..0d79832 100644
--- a/sendmail.spec
+++ b/sendmail.spec
@@ -19,7 +19,7 @@
 Summary: A widely used Mail Transport Agent (MTA)
 Name: sendmail
 Version: 8.15.2
-Release: 33%{?dist}
+Release: 34%{?dist}
 License: Sendmail
 URL: http://www.sendmail.org/
 
@@ -306,8 +306,8 @@ done
 install -m 700 -d %{buildroot}%{spooldir}/mqueue
 
 # create /usr/lib for 64 bit architectures
-%if "%{_libdir}" != "/usr/lib"
-install -m 755 -d %{buildroot}/usr/lib
+%if "%{_libdir}" != "%{_prefix}/lib"
+install -m 755 -d %{buildroot}%{_prefix}/lib
 %endif
 
 nameuser=`id -nu`
@@ -347,7 +347,7 @@ for f in hoststat mailq newaliases purgestat ; do
 done
 
 # use /usr/lib, even for 64 bit architectures
-ln -sf ../sbin/sendmail.sendmail %{buildroot}/usr/lib/sendmail.sendmail
+ln -sf ../sbin/sendmail.sendmail %{buildroot}%{_prefix}/lib/sendmail.sendmail
 
 # install docs for sendmail
 install -p -m 644 FAQ %{buildroot}%{_docdir}/sendmail
@@ -463,7 +463,7 @@ mv %{buildroot}%{_mandir}/man8/makemap.8 %{buildroot}%{_mandir}/man8/makemap.sen
 touch %{buildroot}%{_mandir}/man8/makemap.8
 mv %{buildroot}%{_mandir}/man8/editmap.8 %{buildroot}%{_mandir}/man8/editmap.sendmail.8
 touch %{buildroot}%{_mandir}/man8/editmap.8
-touch %{buildroot}/usr/lib/sendmail
+touch %{buildroot}%{_prefix}/lib/sendmail
 touch %{buildroot}%{_sysconfdir}/pam.d/smtp
 
 # create stub man pages
@@ -511,7 +511,7 @@ exit 0
 	--slave %{_bindir}/mailq mta-mailq %{_bindir}/mailq.sendmail \
 	--slave %{_bindir}/newaliases mta-newaliases %{_bindir}/newaliases.sendmail \
 	--slave %{_bindir}/rmail mta-rmail %{_bindir}/rmail.sendmail \
-	--slave /usr/lib/sendmail mta-sendmail /usr/lib/sendmail.sendmail \
+	--slave %{_prefix}/lib/sendmail mta-sendmail %{_prefix}/lib/sendmail.sendmail \
 	--slave %{_sysconfdir}/pam.d/smtp mta-pam %{_sysconfdir}/pam.d/smtp.sendmail \
 	--slave %{_mandir}/man8/sendmail.8.gz mta-sendmailman %{_mandir}/man8/sendmail.sendmail.8.gz \
 	--slave %{_mandir}/man1/mailq.1.gz mta-mailqman %{_mandir}/man1/mailq.sendmail.1.gz \
@@ -595,7 +595,7 @@ exit 0
 %{_bindir}/newaliases.sendmail
 %{_bindir}/mailq.sendmail
 %{_sbindir}/smrsh
-/usr/lib/sendmail.sendmail
+%{_prefix}/lib/sendmail.sendmail
 
 %{_mandir}/man8/rmail.sendmail.8.gz
 %{_mandir}/man8/praliases.8.gz
@@ -617,7 +617,7 @@ exit 0
 %ghost %attr(0755,-,-) %{_bindir}/mailq
 %ghost %attr(0755,-,-) %{_bindir}/newaliases
 %ghost %attr(0755,-,-) %{_bindir}/rmail
-%ghost %attr(0755,-,-) /usr/lib/sendmail
+%ghost %attr(0755,-,-) %{_prefix}/lib/sendmail
 
 %ghost %{_sysconfdir}/pam.d/smtp
 %ghost %{_mandir}/man8/sendmail.8.gz
@@ -704,6 +704,9 @@ exit 0
 
 
 %changelog
+* Mon Nov 19 2018 Jaroslav Škarvada <jskarvad@redhat.com> - 8.15.2-34
+- Used _prefix macro for /usr
+
 * Mon Oct 29 2018 Jaroslav Škarvada <jskarvad@redhat.com> - 8.15.2-33
 - Dropped hesiod support
   Resolves: rhbz#1643264