diff --git a/nmap.spec b/nmap.spec
index 986a633..52b9f24 100644
--- a/nmap.spec
+++ b/nmap.spec
@@ -13,7 +13,7 @@ Name: nmap
 Epoch: 2
 Version: 7.70
 #global prerelease TEST5
-Release: 3%{?dist}
+Release: 4%{?dist}
 # Uses combination of licenses based on GPL license, but with extra modification
 # so it got its own license tag rhbz#1055861
 License: Nmap
@@ -36,8 +36,6 @@ Patch2: nmap-4.52-noms.patch
 Patch5: ncat_reg_stdin.diff
 Patch6: nmap-6.25-displayerror.patch
 
-
-
 URL: http://nmap.org/
 BuildRequires: gcc-c++
 BuildRequires: openssl-devel, gtk2-devel, lua-devel, libpcap-devel, pcre-devel
@@ -45,6 +43,12 @@ BuildRequires: desktop-file-utils, dos2unix
 BuildRequires: libtool, automake, autoconf, gettext-devel
 BuildRequires: libssh2-devel
 
+%if ! %{with_frontend}
+Obsoletes: nmap-frontend
+Obsoletes: nmap-ndiff
+%endif
+
+
 %define pixmap_srcdir zenmap/share/pixmaps
 
 %description
@@ -240,6 +244,9 @@ popd
 %endif
 
 %changelog
+* Mon Sep 10 2018 Pavel Zhukov <pzhukov@redhat.com> - 2:7.70-4
+- Obsolete frontend packages in f29+ (#1626804)
+
 * Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2:7.70-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild