diff --git a/perl-xCAT/perl-xCAT.spec b/perl-xCAT/perl-xCAT.spec
index 52808a63a..a8fb455f5 100644
--- a/perl-xCAT/perl-xCAT.spec
+++ b/perl-xCAT/perl-xCAT.spec
@@ -74,7 +74,6 @@ rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/hpoa.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/hpoa.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/vboxService.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/FSP*.pm
-rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/RemoteShellExp.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/PPC*.pm
 # have to put PPCdb.pm back because it is needed by Postage.pm
 cp xCAT/PPCdb.pm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/
@@ -85,6 +84,8 @@ chmod 644 $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/PPCdb.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/hpoa.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/vboxService.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/FSP*.pm
+rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/RemoteShellExp.pm
+rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/LparNetbootExp.pm
 rm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/PPC*.pm
 # have to put PPCdb.pm back because it is needed by Postage.pm
 cp xCAT/PPCdb.pm $RPM_BUILD_ROOT/%{prefix}/lib/perl/xCAT/
diff --git a/perl-xCAT/xCAT/Utils.pm b/perl-xCAT/xCAT/Utils.pm
index 8c9e81623..fa5757bdf 100644
--- a/perl-xCAT/xCAT/Utils.pm
+++ b/perl-xCAT/xCAT/Utils.pm
@@ -28,7 +28,9 @@ use Digest::SHA1 qw/sha1/;
 use IPC::Open3;
 use IO::Select;
 use xCAT::GlobalDef;
-require xCAT::RemoteShellExp;
+eval {
+  require xCAT::RemoteShellExp;
+};
 use warnings "all";
 require xCAT::InstUtils;
 require xCAT::NetworkUtils;