diff --git a/SPECS/nmap.spec b/SPECS/nmap.spec
index 1dc02ac..69ba31c 100644
--- a/SPECS/nmap.spec
+++ b/SPECS/nmap.spec
@@ -13,7 +13,7 @@ Name: nmap
 Epoch: 2
 Version: 7.70
 #global prerelease TEST5
-Release: 4%{?dist}
+Release: 5%{?dist}
 # Uses combination of licenses based on GPL license, but with extra modification
 # so it got its own license tag rhbz#1055861
 License: Nmap
@@ -105,6 +105,10 @@ applications and users. Ncat will not only work with IPv4 and IPv6
 but provides the user with a virtually limitless number of potential
 uses.
 
+%if 0%{?rhel} && 0%{?rhel}  >= 0
+Requires(post): %{_sbindir}/update-alternatives
+Requires(postun): %{_sbindir}/update-alternatives
+%endif
 
 
 %prep
@@ -159,9 +163,13 @@ make DESTDIR=%{buildroot} STRIP=true install
 rm -f %{buildroot}%{_datadir}/ncat/ca-bundle.crt
 rmdir %{buildroot}%{_datadir}/ncat
 
-#we provide 'nc' replacement
-ln -s ncat.1.gz %{buildroot}%{_mandir}/man1/nc.1.gz
-ln -s ncat %{buildroot}%{_bindir}/nc
+%if 0%{?fedora} && 0%{?fedora}  >= 0
+# we provide 'nc' replacement
+# Do not create symlinks on manpages on rhel because of
+# rhbz#1578776
+ln -s ncat.1.gz %{buildroot}/%{_mandir}/man1/nc.1.gz
+ln -s ncat %{buildroot}/%{_bindir}/nc
+%endif
 
 %if %{with_frontend}
 rm -f %{buildroot}%{_bindir}/uninstall_zenmap
@@ -179,7 +187,6 @@ ln -s zenmap.1.gz nmapfe.1.gz
 ln -s zenmap.1.gz xnmap.1.gz
 popd
 
-
 desktop-file-install --vendor nmap \
     --dir %{buildroot}%{_datadir}/applications \
     --add-category X-Red-Hat-Base \
@@ -205,6 +212,20 @@ popd
 %endif
 
 %find_lang nmap --with-man
+touch %{buildroot}%{_bindir}/nc
+
+%post ncat
+%{_sbindir}/update-alternatives --install %{_bindir}/nc \
+  %{name} %{_bindir}/ncat 10 \
+  --slave %{_mandir}/man1/nc.1.gz ncman %{_mandir}/man1/ncat.1.gz  
+
+## ln -s ncat.1.gz $RPM_BUILD_ROOT%{_mandir}/man1/nc.1.gz
+
+%postun ncat
+if [ $1 -eq 0 ] ; then
+  %{_sbindir}/update-alternatives --remove %{name} %{_bindir}/ncat
+fi
+
 
 %files -f nmap.lang
 %doc COPYING*
@@ -218,9 +239,14 @@ popd
 
 %files ncat 
 %doc COPYING ncat/docs/AUTHORS ncat/docs/README ncat/docs/THANKS ncat/docs/examples
+%if 0%{?fedora} && 0%{?fedora}  >= 0
 %{_bindir}/nc
-%{_bindir}/ncat
 %{_mandir}/man1/nc.1.gz
+%else
+%ghost %{_bindir}/nc
+%ghost %{_mandir}/man1/nc.1.gz
+%endif
+%{_bindir}/ncat
 %{_mandir}/man1/ncat.1.gz
 
 %if %{with_frontend}
@@ -248,6 +274,9 @@ popd
 %endif
 
 %changelog
+* Thu Mar 28 2019 Pavel Zhukov <pzhukov@redhat.com> - 2:7.70-5
+- Resolves: #1653119 - Manage nc symlink using alternatives
+
 * Mon Sep 17 2018 Pavel Zhukov <pzhukov@redhat.com> - 2:7.70-4
 - Resolves: #1627053 - Obsolete python2 packages