diff --git a/icecc.spec b/icecc.spec
index 122cd5b..dc390ba 100644
--- a/icecc.spec
+++ b/icecc.spec
@@ -5,7 +5,7 @@
 
 Name:          icecc
 Version:       1.3.1
-Release:       1mamba
+Release:       2mamba
 Summary:       A distributed build system based on distcc
 Group:         Development/Tools
 Vendor:        openmamba
@@ -29,9 +29,11 @@ BuildRequires: glibc-devel
 BuildRequires: libacl-devel
 BuildRequires: libarchive-devel
 BuildRequires: libattr-devel
+BuildRequires: libb2-devel
 BuildRequires: libbzip2-devel
 BuildRequires: libcap-ng-devel
 BuildRequires: libgcc
+BuildRequires: libgomp-devel
 BuildRequires: liblz4-devel
 BuildRequires: liblzma-devel
 BuildRequires: liblzo-devel
@@ -84,7 +86,7 @@ mkdir -p %{buildroot}/var/cache/icecream
 #        install -m 644 $i %{buildroot}%{_mandir}/man`echo $i | sed -e 's,.*\(.\)$,\1,'`/`basename $i`
 #done
 install -m 644 -D %{SOURCE4} %{buildroot}%{_sysconfdir}/logrotate.d/icecream
-install -D -m0755 %{SOURCE5} %{buildroot}%{_sysconfdir}/profile.d/icecream.sh
+#install -D -m0755 %{SOURCE5} %{buildroot}%{_sysconfdir}/profile.d/icecream.sh
 install -D -m0755 %{SOURCE6} %{buildroot}%{_bindir}/icecream-monitor
 install -d -m0755 %{buildroot}%{_localstatedir}/log/icecream
 
@@ -128,7 +130,7 @@ fi
 
 %files
 %defattr(-,root,root)
-%{_sysconfdir}/profile.d/icecream.sh
+#%{_sysconfdir}/profile.d/icecream.sh
 %{_sysconfdir}/logrotate.d/icecream
 %config(noreplace) %{_sysconfdir}/sysconfig/icecream
 %{_bindir}/icecc
@@ -169,6 +171,9 @@ fi
 %doc COPYING
 
 %changelog
+* Sun Feb 20 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.1-2mamba
+- remove profile script setting RPM_BUILD_NCPUS to 2*cpus + 1
+
 * Tue May 11 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.1-1mamba
 - update to 1.3.1