diff --git a/src/c/profile/transport/serial/serial_protocol.c b/src/c/profile/transport/serial/serial_protocol.c
index b4422833..55249895 100644
--- a/src/c/profile/transport/serial/serial_protocol.c
+++ b/src/c/profile/transport/serial/serial_protocol.c
@@ -1,3 +1,4 @@
+#include <uxr/client/util/time.h>
 #include "serial_protocol_internal.h"
 #include <string.h>