diff --git a/child.c b/child.c
index 7abef4e..039a1af 100644
--- a/child.c
+++ b/child.c
@@ -85,6 +85,8 @@ volatile sig_atomic_t exit_request = 0;
 static int idle;		/* non 0 means this child is in idle state */
 static int accepted = 0;
 
+static int child_inet_fd = 0;
+
 extern int myargc;
 extern char **myargv;
 
@@ -134,6 +136,10 @@ void do_child(int unix_fd, int inet_fd)
 		pool_set_nonblock(inet_fd);
 	}
 #endif
+	if (inet_fd)
+	{
+		child_inet_fd = inet_fd;
+	}
 
 	/* Initialize my backend status */
 	pool_initialize_private_backend_status();
@@ -1252,6 +1258,8 @@ static RETSIGTYPE die(int sig)
 	switch (sig)
 	{
 		case SIGTERM:	/* smart shutdown */
+			/* Refuse further requests by closing listen socket */
+			if (child_inet_fd) close(child_inet_fd);
 			if (idle == 0)
 			{
 				pool_debug("child receives smart shutdown request but it's not in idle state");
diff --git a/main.c b/main.c
index 5c35a77..7c71724 100644
--- a/main.c
+++ b/main.c
@@ -1628,6 +1628,8 @@ static RETSIGTYPE exit_handler(int sig)
 
 	exiting = 1;
 
+	close(inet_fd);
+
 	for (i = 0; i < pool_config->num_init_children; i++)
 	{
 		pid_t pid = process_info[i].pid;