diff --git a/test/plugin/out_forward/test_socket_cache.rb b/test/plugin/out_forward/test_socket_cache.rb
index 4afd76be05..f7dec5a0f1 100644
--- a/test/plugin/out_forward/test_socket_cache.rb
+++ b/test/plugin/out_forward/test_socket_cache.rb
@@ -138,7 +138,7 @@ def teardown
       c.checkin(sock)
 
       # wait timeout
-      Timecop.freeze(Time.parse('2016-04-13 14:20:00 +0900'))
+      Timecop.freeze(Time.parse('2016-04-13 14:00:11 +0900'))
       c.checkout_or('key') { sock2 }
 
       assert_equal(1, c.instance_variable_get(:@inflight_sockets).size)