diff --git a/xCAT-test/unit/networks_ipv6_route_filter.t b/xCAT-test/unit/networks_ipv6_route_filter.t
index 307cf52e1..739178211 100644
--- a/xCAT-test/unit/networks_ipv6_route_filter.t
+++ b/xCAT-test/unit/networks_ipv6_route_filter.t
@@ -24,7 +24,7 @@ BEGIN {
 }
 
 my $plugin = "$FindBin::Bin/../../xCAT-server/lib/xcat/plugins/networks.pm";
-$plugin = "$ENV{XCATROOT}/lib/perl/xcat/plugins/networks.pm" unless -f $plugin;
+$plugin = "$ENV{XCATROOT}/lib/perl/xCAT_plugin/networks.pm" unless -f $plugin;
 require $plugin;
 
 ok(