diff --git a/xCAT-server-2.0/share/xcat/netboot/rh/genimage b/xCAT-server-2.0/share/xcat/netboot/rh/genimage
index e080b1ed0..33821e473 100755
--- a/xCAT-server-2.0/share/xcat/netboot/rh/genimage
+++ b/xCAT-server-2.0/share/xcat/netboot/rh/genimage
@@ -43,6 +43,7 @@ GetOptions(
    't=s' => \$tmplimit,
    'k=s' => \$kernelver
 );
+chomp($kernelver);
 unless ($osver and $profile and $netdriver and $prinic) {
    print 'Usage: genimage -i <nodebootif> -n <nodenetdrivers> [-r <otherifaces>] -o <OSVER> -p <PROFILE> -k <KERNELVER>'."\n";
    print "Examples:\n";