diff --git a/xCAT-server/xCAT-server.spec b/xCAT-server/xCAT-server.spec
index 46fe1c6ee..17bc22eab 100644
--- a/xCAT-server/xCAT-server.spec
+++ b/xCAT-server/xCAT-server.spec
@@ -25,7 +25,7 @@ AutoReqProv: no
 # also need to fix Requires for AIX
 %ifos linux
 BuildArch: noarch
-Requires: perl-IO-Socket-SSL perl-XML-Simple perl-XML-Parser perl-Digest-SHA1
+Requires: perl-IO-Socket-SSL perl-XML-Simple perl-XML-Parser perl-Digest-SHA1 perl(LWP::Protocol::https)
 Obsoletes: atftp-xcat
 %endif