diff --git a/src/protocol.c b/src/protocol.c
index 559da60..5668203 100644
--- a/src/protocol.c
+++ b/src/protocol.c
@@ -216,7 +216,7 @@ tty_client_poll(struct tty_client *client) {
     fd_set des_set;
     FD_ZERO (&des_set);
     FD_SET (client->pty, &des_set);
-    struct timeval tv = { 0, 0 };
+    struct timeval tv = { 0, 5000 }; // 5ms
     if (select(client->pty + 1, &des_set, NULL, NULL, &tv) <= 0) return;
 
     if (FD_ISSET (client->pty, &des_set)) {
diff --git a/src/server.c b/src/server.c
index 9757736..2ba0927 100644
--- a/src/server.c
+++ b/src/server.c
@@ -503,7 +503,6 @@ main(int argc, char **argv) {
             }
         }
         lws_service(context, 0);
-        usleep(10 * 1000); // 10ms
     }
 
     lws_context_destroy(context);