diff --git a/nfs-utils.spec b/nfs-utils.spec
index 1bc57b3..5ceabed 100644
--- a/nfs-utils.spec
+++ b/nfs-utils.spec
@@ -9,7 +9,7 @@
 
 Name:          nfs-utils
 Version:       2.5.2
-Release:       1mamba
+Release:       2mamba
 Summary:       NFS utilities and supporting clients and daemons for the kernel NFS server
 Group:         Network/File Systems
 Vendor:        openmamba
@@ -28,27 +28,27 @@ Patch3:        nfs-utils-2.4.1-arm-llx.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: ldconfig
 BuildRequires: libblkid-devel
 BuildRequires: libcap-devel
 BuildRequires: libdevmapper-devel
 BuildRequires: libe2fs-devel
 BuildRequires: libevent-devel
-BuildRequires: libgssglue-devel
 BuildRequires: libkeyutils-devel
 BuildRequires: libkrb5-devel
 BuildRequires: libmount-devel
-%if "%{stage1}" != "1"
-BuildRequires: libnfsidmap-devel
-%endif
-BuildRequires: libpcre-devel
-BuildRequires: librpcsecgss-devel
+BuildRequires: libopenldap-devel
+BuildRequires: libopenssl-devel
+BuildRequires: libsasl2-devel
 BuildRequires: libselinux-devel
-BuildRequires: libsepol-devel
 BuildRequires: libsqlite-devel
 BuildRequires: libtirpc-devel
-BuildRequires: libuuid-devel
+BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
-BuildRequires: chkconfig
+#%if "%{stage1}" != "1"
+#BuildRequires: libnfsidmap-devel
+#%endif
+BuildRequires: rpcsvc-proto-devel
 BuildRequires: pkgconfig
 # build  libraries needed to support nfsv4
 #BuildRequires: tcp_wrappers-devel >= 7.6
@@ -138,7 +138,7 @@ sed -i "s|/run/sysconfig|/run|" systemd/*
 #  --enable-nfsv3 \
 #  --enable-secure-statd
 
-make all CC=%{_host}-gcc CFLAGS="%{optflags}" LDFLAGS="-lrpcsecgss" \
+make all CC=%{_host}-gcc CFLAGS="%{optflags}" \
   generator_dir=%{_systemdgeneratordir}
 #%if "%{_host}" != "%{_build}"
 #   LDFLAGS="-L%{_prefix}/%{_host}/lib -lnsl -ldl -luuid -l"
@@ -353,6 +353,9 @@ fi
 
 
 %changelog
+* Sun Dec 06 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.5.2-2mamba
+- rebuilt without obsolete librpcsecgss
+
 * Thu Oct 29 2020 Automatic Build System <autodist@mambasoft.it> 2.5.2-1mamba
 - automatic version update by autodist