diff --git a/SPECS/stunnel.spec b/SPECS/stunnel.spec
index 6bf3fc4..60cdbdd 100644
--- a/SPECS/stunnel.spec
+++ b/SPECS/stunnel.spec
@@ -10,7 +10,7 @@
 Summary: A TLS-encrypting socket wrapper
 Name: stunnel
 Version: 5.56
-Release: 5%{?dist}
+Release: 5%{?dist}.inferit
 License: GPLv2
 Group: Applications/Internet
 URL: http://www.stunnel.org/
@@ -39,7 +39,8 @@ Buildrequires: tcp_wrappers-devel
 BuildRequires: /usr/bin/pod2man
 BuildRequires: /usr/bin/pod2html
 # build test requirements
-BuildRequires: /usr/bin/nc, /usr/bin/lsof, /usr/bin/ps
+BuildRequires: /usr/bin/lsof, /usr/bin/ps
+BuildRequires: nmap
 BuildRequires: systemd
 %{?systemd_requires}
 
@@ -143,7 +144,8 @@ make test
 %systemd_postun_with_restart %{name}.service
 
 %changelog
-* Wed Jul 26 2023 MSVSphere Packaging Team <packager@msvsphere.ru> - 5.56-5
+* Thu Oct 19 2023 Sergey Cherevko <s.cherevko@msvsphere-os.ru> - 5.56-5.inferit
+- Replacing netcat-openbsd with netcat-traditional in the build environment for testing.
 - Rebuilt for MSVSphere 8.8
 
 * Tue Feb 16 2021 Sahana Prasad <sahana@redhat.com> - 5.56-5