diff --git a/rhncfg.spec b/rhncfg.spec
index c6006c4..1078816 100644
--- a/rhncfg.spec
+++ b/rhncfg.spec
@@ -2,7 +2,7 @@
 %global rhnconf %{_sysconfdir}/sysconfig/rhn
 %global client_caps_dir %{rhnconf}/clientCaps.d
 
-%if 0%{?fedora} || 0%{?suse_version} > 1320
+%if 0%{?fedora} || 0%{?suse_version} > 1320 || 0%{?rhel} >= 8
 %global build_py3   1
 %global default_py3 1
 %endif
@@ -11,7 +11,7 @@
 
 Name: rhncfg
 Version: 5.10.120
-Release: 2%{?dist}
+Release: 3%{?dist}
 Summary: Spacewalk Configuration Client Libraries
 License: GPLv2
 URL:     https://github.com/spacewalkproject/spacewalk
@@ -255,6 +255,9 @@ fi
 %endif
 
 %changelog
+* Wed Mar 14 2018 Tomas Kasparek <tkasparek@redhat.com> 5.10.120-3
+- build rhncfg for python3 (tkasparek@redhat.com)
+
 * Mon Mar 05 2018 Tomas Kasparek <tkasparek@redhat.com> 5.10.120-2
 - rebuild for rhel8