diff --git a/src/os_unix.c b/src/os_unix.c
index 9966221..f330426 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -417,10 +417,14 @@
 	    handle_resize();
 
 #ifdef MESSAGE_QUEUE
-	parse_queued_messages();
-	/* If input was put directly in typeahead buffer bail out here. */
-	if (typebuf_changed(tb_change_cnt))
-	    return 0;
+	// Only process messages when waiting.
+	if (wtime != 0)
+	{
+	    parse_queued_messages();
+	    // If input was put directly in typeahead buffer bail out here.
+	    if (typebuf_changed(tb_change_cnt))
+		return 0;
+	}
 #endif
 	if (wtime < 0 && did_start_blocking)
 	    /* blocking and already waited for p_ut */