diff --git a/stream_proxy_next_upstream.t b/stream_proxy_next_upstream.t
index eded5ad..beca885 100644
--- a/stream_proxy_next_upstream.t
+++ b/stream_proxy_next_upstream.t
@@ -46,6 +46,8 @@
         server 127.0.0.1:8085 backup;
     }
 
+    proxy_connect_timeout 2;
+
     server {
         listen      127.0.0.1:8080;
         proxy_pass  u;
diff --git a/stream_upstream.t b/stream_upstream.t
index 2e6698b..37c95b0 100644
--- a/stream_upstream.t
+++ b/stream_upstream.t
@@ -61,6 +61,8 @@
         server 127.0.0.1:8084 backup;
     }
 
+    proxy_connect_timeout 2;
+
     server {
         listen      127.0.0.1:8080;
         proxy_pass  u;
diff --git a/stream_upstream_random.t b/stream_upstream_random.t
index 84bab54..a0303b8 100644
--- a/stream_upstream_random.t
+++ b/stream_upstream_random.t
@@ -108,6 +108,8 @@
         server 127.0.0.1:8082;
     }
 
+    proxy_connect_timeout 2;
+
     server {
         listen      127.0.0.1:8080;
         proxy_pass  u;