diff --git a/sbd.spec b/sbd.spec
index 19104d5..2ee2b89 100644
--- a/sbd.spec
+++ b/sbd.spec
@@ -19,7 +19,7 @@
 %global shortcommit %(echo %{longcommit}|cut -c1-8)
 %global modified %(echo %{longcommit}-|cut -f2 -d-)
 %global github_owner Clusterlabs
-%global buildnum 1
+%global buildnum 2
 
 %ifarch s390x s390
 # minimum timeout on LPAR diag288 watchdog is 15s
@@ -70,7 +70,7 @@ BuildRequires:  pkgconfig
 BuildRequires:  make
 BuildRequires:  systemd
 Conflicts:      fence-agents-sbd < 4.5.0
-Conflicts:      pacemaker-libs < 2.0.5-10
+Conflicts:      pacemaker-libs < 2.1.0-5
 
 %if 0%{?rhel}
 ExclusiveArch: i686 x86_64 s390x aarch64 ppc64le
@@ -179,7 +179,12 @@ fi
 %{_libdir}/libsbdtestbed*
 
 %changelog
-Tue Jul 6 2021 Klaus Wenninger <kwenning@redhat.com> - 1.5.0-1
+* Fri Jul 9 2021 Klaus Wenninger <kwenning@redhat.com> - 1.5.0-2
+- properly conflict with pacemaker not providing sync-default we need
+  Resolves: rhbz#1979961
+  Resolves: rhbz#1979573
+
+* Tue Jul 6 2021 Klaus Wenninger <kwenning@redhat.com> - 1.5.0-1
 - sync with fedora sbd-1.5.0-1
   Resolves: rhbz#1979961
   Resolves: rhbz#1979573