diff --git a/common.h b/common.h
index 451b815a..6c03300b 100644
--- a/common.h
+++ b/common.h
@@ -27,6 +27,7 @@ typedef struct {
     char *mdns_name;
     mdns_backend *mdns;
     int buffer_start_fill;
+    uint32_t latency;
     int daemonise;
     char *cmd_start, *cmd_stop;
     char *pidfile;