diff --git a/apache.spec b/apache.spec
index 2c9a287..ff8db58 100644
--- a/apache.spec
+++ b/apache.spec
@@ -5,15 +5,15 @@
 %define sftponlygroupid 65437
 
 Name:          apache
-Version:       2.4.46
-Release:       2mamba
+Version:       2.4.47
+Release:       1mamba
 Epoch:         1
 Summary:       The Apache webserver
 Group:         System/Servers
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://httpd.apache.org
+URL:           https://httpd.apache.org
 Source0:       http://www.apache.org/dist/httpd/httpd-%{version}.tar.bz2
 Source1:       httpd-initscript
 Source2:       httpd-sysconfig
@@ -24,7 +24,6 @@ Source6:       apache-add-vhost
 License:       Apache License 2.0
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: ldconfig
 BuildRequires: libapr-devel
 BuildRequires: libaprutil-devel
 BuildRequires: libbrotli-devel
@@ -34,13 +33,17 @@ BuildRequires: libdb53-devel
 BuildRequires: libe2fs-devel
 BuildRequires: libexpat-devel
 BuildRequires: libgdbm-devel
+BuildRequires: libgsasl-devel
 BuildRequires: libgss-devel
+BuildRequires: libicu-devel
+BuildRequires: libidn-devel
 BuildRequires: libidn2-devel
 BuildRequires: libjansson-devel
 BuildRequires: libkrb5-devel
 BuildRequires: liblua-devel
 BuildRequires: liblzma-devel
 BuildRequires: libnghttp2-devel
+BuildRequires: libntlm-devel
 BuildRequires: libopenldap-devel
 BuildRequires: libopenssl-devel
 BuildRequires: libpcre-devel
@@ -60,7 +63,6 @@ BuildRequires: perl-devel
 #BuildRequires: libdistcache-devel
 Provides:      httpd = %{?epoch:%epoch:}%{version}-%{release}
 Obsoletes:     apache-source
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Apache is a powerful, full-featured, efficient, and freely-available Web server.
@@ -455,6 +457,9 @@ exit 0
 %{_libdir}/apache/mod_suexec.so
 
 %changelog
+* Thu Apr 29 2021 Automatic Build System <autodist@mambasoft.it> 2.4.47-1mamba
+- automatic version update by autodist
+
 * Mon Dec 07 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.4.46-2mamba
 - rebuilt without distcache, with libdb53 and libnghttp2