diff --git a/rpm/lemonldap-ng.spec b/rpm/lemonldap-ng.spec
index ae09169300f28130ebda49d2b8f7c158cc047083..d783d8a45f8f747f66b730390cf66b8f1de80dee 100644
--- a/rpm/lemonldap-ng.spec
+++ b/rpm/lemonldap-ng.spec
@@ -57,42 +57,114 @@ BuildArch:      noarch
 
 BuildRequires:  perl-generators
 BuildRequires:  perl-interpreter
+BuildRequires:  perl(Apache2::Connection)
+BuildRequires:  perl(Apache2::Const)
+BuildRequires:  perl(Apache2::Filter)
+BuildRequires:  perl(Apache2::Log)
+BuildRequires:  perl(Apache2::RequestIO)
+BuildRequires:  perl(Apache2::RequestRec)
+BuildRequires:  perl(Apache2::RequestUtil)
+BuildRequires:  perl(Apache2::ServerRec)
+BuildRequires:  perl(Apache2::ServerUtil)
 BuildRequires:  perl(Apache::Session)
+BuildRequires:  perl(Apache::Session::Generate::MD5)
+BuildRequires:  perl(APR::Table)
+BuildRequires:  perl(AuthCAS)
 BuildRequires:  perl(Authen::Captcha)
+BuildRequires:  perl(Authen::PAM)
+BuildRequires:  perl(Authen::Radius)
+BuildRequires:  perl(AutoLoader)
+BuildRequires:  perl(base)
+BuildRequires:  perl(bytes)
 BuildRequires:  perl(Cache::Cache)
+BuildRequires:  perl(Cache::FileCache)
+BuildRequires:  perl(Cache::Memcached)
+BuildRequires:  perl(CGI)
 BuildRequires:  perl(Class::Inspector)
 BuildRequires:  perl(Clone)
 BuildRequires:  perl(Config::IniFiles)
+BuildRequires:  perl(constant)
 BuildRequires:  perl(Convert::Base32)
 BuildRequires:  perl(Convert::PEM)
 BuildRequires:  perl(Crypt::OpenSSL::Bignum)
 BuildRequires:  perl(Crypt::OpenSSL::RSA)
 BuildRequires:  perl(Crypt::OpenSSL::X509)
 BuildRequires:  perl(Crypt::Rijndael)
+BuildRequires:  perl(Data::Dumper)
+BuildRequires:  perl(DBI)
+BuildRequires:  perl(Digest::HMAC_SHA1)
+BuildRequires:  perl(Digest::MD5)
 BuildRequires:  perl(Digest::SHA)
 BuildRequires:  perl(Email::Date::Format)
 # Not available for EL6
-%{?!el6:BuildRequires:  perl(Email::Sender)}
+%if ! 0%{?el6}
+BuildRequires:  perl(Email::Sender)
+BuildRequires:  perl(Email::Sender::Simple)
+BuildRequires:  perl(Email::Sender::Transport::SMTP)
+%endif
+BuildRequires:  perl(Encode)
+BuildRequires:  perl(English)
 BuildRequires:  perl(Env)
+BuildRequires:  perl(Exporter)
 BuildRequires:  perl(ExtUtils::MakeMaker)
+BuildRequires:  perl(FCGI::Client)
+BuildRequires:  perl(FCGI::ProcManager)
+BuildRequires:  perl(feature)
+BuildRequires:  perl(fields)
+BuildRequires:  perl(File::Temp)
+BuildRequires:  perl(GD::SecurityImage)
+BuildRequires:  perl(Getopt::Long)
+BuildRequires:  perl(Getopt::Std)
+BuildRequires:  perl(GSSAPI)
 BuildRequires:  perl(HTML::Template)
+BuildRequires:  perl(HTTP::Headers)
+BuildRequires:  perl(HTTP::Request)
+BuildRequires:  perl(IO::Select)
+BuildRequires:  perl(IO::Socket::INET)
 BuildRequires:  perl(IO::String)
 BuildRequires:  perl(JSON)
+BuildRequires:  perl(Log::Log4perl)
+BuildRequires:  perl(LWP::Protocol::https)
+BuildRequires:  perl(LWP::UserAgent)
+BuildRequires:  perl(MIME::Base64)
 BuildRequires:  perl(MIME::Entity)
+BuildRequires:  perl(mod_perl2)
 BuildRequires:  perl(Mouse)
 BuildRequires:  perl(Net::LDAP)
+BuildRequires:  perl(Net::LDAP::Extension::SetPassword)
+BuildRequires:  perl(Net::LDAP::Util)
 BuildRequires:  perl(Plack)
+BuildRequires:  perl(Plack::Handler::CGI)
+BuildRequires:  perl(Plack::Handler::FCGI)
+BuildRequires:  perl(Plack::Middleware)
+BuildRequires:  perl(Plack::Request)
+BuildRequires:  perl(Plack::Runner)
+BuildRequires:  perl(Plack::Util)
+BuildRequires:  perl(Plack::Util::Accessor)
+BuildRequires:  perl(POSIX)
 BuildRequires:  perl(Regexp::Assemble)
 BuildRequires:  perl(Regexp::Common)
+BuildRequires:  perl(Safe)
+BuildRequires:  perl(Scalar::Util)
 # https://bugzilla.redhat.com/show_bug.cgi?id=1644266
 #BuildRequires:  perl(Sentry::Raven)
 BuildRequires:  perl(SOAP::Lite)
+BuildRequires:  perl(SOAP::Transport::HTTP)
+BuildRequires:  perl(strict)
 BuildRequires:  perl(String::Random)
+BuildRequires:  perl(Sys::Syslog)
 BuildRequires:  perl(Test::MockObject)
 BuildRequires:  perl(Test::Pod) >= 1.00
+BuildRequires:  perl(Time::Local)
 BuildRequires:  perl(Unicode::String)
+BuildRequires:  perl(URI)
+BuildRequires:  perl(URI::Escape)
+BuildRequires:  perl(URI::URL)
+BuildRequires:  perl(utf8)
+BuildRequires:  perl(warnings)
 BuildRequires:  perl(XML::LibXSLT)
 BuildRequires:  perl(XML::Simple)
+BuildRequires:  perl(YAML)
 %if 0%{?fedora} || 0%{?rhel} >= 7
 BuildRequires:  systemd
 %endif