diff --git a/xCAT-server/lib/xcat/plugins/imgport.pm b/xCAT-server/lib/xcat/plugins/imgport.pm
index 2fee6622c..f336813f0 100644
--- a/xCAT-server/lib/xcat/plugins/imgport.pm
+++ b/xCAT-server/lib/xcat/plugins/imgport.pm
@@ -747,8 +747,13 @@ sub make_files {
 	
 		if($os =~ /win/){
 			$os = 'windows';
-		}	
-		my $instdir = "$installroot/custom/$os/$arch"; 
+		}elsif($os =~ /centos/){
+			$os = 'centos';
+		}elsif($os =~ /rh/){
+			$os = 'rh';
+		}
+		
+		my $instdir = "$installroot/custom/install/$os/$arch"; 
 		#mkpath("$instdir", { verbose => 1, mode => 0755, error => \my $err });
 		mkpath("$instdir", { verbose => 1, mode => 0755 });