diff --git a/ca-certificates.spec b/ca-certificates.spec
index 697ca59..b5af3c2 100644
--- a/ca-certificates.spec
+++ b/ca-certificates.spec
@@ -1,6 +1,6 @@
 Name:          ca-certificates
 Version:       20140325
-Release:       1mamba
+Release:       2mamba
 Summary:       The Mozilla CA root certificate bundle
 Group:         System/Tools
 Vendor:        openmamba
@@ -52,7 +52,9 @@ ln -s ../../../ssl/certs/ca-certificates.crt %{buildroot}%{_sysconfdir}/pki/tls/
 ln -s certs/ca-bundle.crt %{buildroot}%{_sysconfdir}/pki/tls/cert.pem
 
 %post
+if [ $1 -ge 1 ]; then
 %{_sbindir}/update-ca-certificates --fresh >/dev/null 2>&1
+fi
 :
 
 %clean
@@ -61,6 +63,8 @@ ln -s certs/ca-bundle.crt %{buildroot}%{_sysconfdir}/pki/tls/cert.pem
 %files
 %defattr(-,root,root)
 %config %{_sysconfdir}/ca-certificates.conf
+%dir %{_sysconfdir}/ca-certificates
+%dir %{_sysconfdir}/ca-certificates/update.d
 %dir %{_sysconfdir}/pki/tls
 %{_sysconfdir}/pki/tls/cert.pem
 %dir %{_sysconfdir}/pki/tls/certs
@@ -79,6 +83,9 @@ ln -s certs/ca-bundle.crt %{buildroot}%{_sysconfdir}/pki/tls/cert.pem
 %{_mandir}/man8/update-ca-certificates.8*
 
 %changelog
+* Sun May 25 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 20140325-2mamba
+- provide required directory /etc/ca-certificates/update.d
+
 * Sun Apr 13 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 20140325-1mamba
 - update to 20140325