diff --git a/ocsinventory-agent.spec b/ocsinventory-agent.spec
index 97615bd..d0f6314 100644
--- a/ocsinventory-agent.spec
+++ b/ocsinventory-agent.spec
@@ -22,7 +22,7 @@ Name:      ocsinventory-agent
 Summary:   Open Computer and Software Inventory Next Generation client
 
 Version:   2.6.0
-Release:   5%{?dist}
+Release:   6%{?dist}
 
 Source0:   https://github.com/OCSInventory-NG/UnixAgent/releases/download/v%{official_version}/Ocsinventory-Unix-Agent-%{official_version}.tar.gz
 
@@ -45,14 +45,20 @@ Patch0005:	fix_utf8.diff
 License:   GPLv2+
 URL:       http://www.ocsinventory-ng.org/
 
+BuildRequires: coreutils
+BuildRequires: findutils
+BuildRequires: make
 BuildRequires: perl-interpreter
 BuildRequires: perl-generators
-BuildRequires: perl(Module::Install)
-BuildRequires: perl(XML::Simple)
-BuildRequires: perl(LWP)
-BuildRequires: perl(Net::IP)
-BuildRequires: perl(Digest::MD5)
-BuildRequires: perl(File::Temp)
+BuildRequires: perl(Config)
+BuildRequires: perl(English)
+BuildRequires: perl(Getopt::Long)
+BuildRequires: perl(inc::Module::Install)
+BuildRequires: perl(Module::Install::Metadata)
+BuildRequires: perl(Module::Install::Scripts)
+BuildRequires: perl(Module::Install::WriteAll)
+BuildRequires: perl(strict)
+BuildRequires: sed
 
 %if 0%{?rhel} >= 7
 BuildRequires: systemd
@@ -149,6 +155,10 @@ rm -f lib/Ocsinventory/Agent/Network.pm.orig
 
 sed -e 's/\r//' -i snmp/mibs/local/6876.xml
 
+# Remove bundled modules
+rm -rf ./inc
+perl -MConfig -i -ne 'print $_ unless m{^inc/}' MANIFEST
+
 ###
 # NOTE: rpmlint will complain about these macros in comments
 #       they are on purpose to permit the comments to match
@@ -305,6 +315,9 @@ rm %{buildroot}%{_sbindir}/ipdiscover
 
 
 %changelog
+* Tue Mar 24 2020 Petr Pisar <ppisar@redhat.com> - 2.6.0-6
+- Specify all dependencies
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.6.0-5
 - Add OCSPROXYSERVER for http/s proxys