diff --git a/libpq.spec b/libpq.spec
index 25acb64..1779f55 100644
--- a/libpq.spec
+++ b/libpq.spec
@@ -1,9 +1,10 @@
 %global majorversion 11
+%global obsoletes_version %( echo $(( %majorversion + 1 )) )
 
 Summary: PostgreSQL client library
 Name: libpq
 Version: %majorversion.3
-Release: 1%{?dist}
+Release: 2%{?dist}
 
 License: PostgreSQL
 Url: http://www.postgresql.org/
@@ -26,7 +27,7 @@ BuildRequires: openldap-devel
 BuildRequires: gettext
 BuildRequires: multilib-rpm-config
 
-Obsoletes: postgresql-libs < %majorversion
+Obsoletes: postgresql-libs < %obsoletes_version
 Provides: postgresql-libs = %version-%release
 
 
@@ -45,7 +46,7 @@ Requires: %name%{?_isa} = %version-%release
 # most of the depending packages and the rest (those which want to build server
 # modules) need to be fixed to require postgresql-server-devel package.
 Provides: postgresql-devel = %version-%release
-Obsoletes: postgresql-devel < %majorversion
+Obsoletes: postgresql-devel < %obsoletes_version
 
 %description devel
 The libpq package provides the essential shared library for any PostgreSQL
@@ -127,6 +128,9 @@ find_lang_bins %name-devel.lst  pg_config
 
 
 %changelog
+* Fri May 10 2019 Pavel Raiskup <praiskup@redhat.com> - 11.3-2
+- obsolete anything < %%majorversion+1
+
 * Thu May 09 2019 Patrik Novotný <panovotn@redhat.com> - 11.3-1
 - New upstream version 11.3