diff --git a/t/stream/upstream-balancer-set-proxy-bind.t b/t/stream/upstream-balancer-set-proxy-bind.t
index 2c0229c86..fa80147ea 100644
--- a/t/stream/upstream-balancer-set-proxy-bind.t
+++ b/t/stream/upstream-balancer-set-proxy-bind.t
@@ -1,6 +1,6 @@
 # vim:set ft= ts=4 sw=4 et fdm=marker:
 use lib '.';
-use t::TestCore;
+use t::TestCore::Stream;
 
 repeat_each(2);