diff --git a/examples/ttest/ttest.ino b/examples/ttest/ttest.ino
index cb57db4..3f2981b 100644
--- a/examples/ttest/ttest.ino
+++ b/examples/ttest/ttest.ino
@@ -1,3 +1,10 @@
+#include <trace.h>
+
+#define TRACE(severity, fmt, ...) trace_print(severity, (PGM_P)PSTR(fmt), ## __VA_ARGS__)
+#define TRACE_INIT trace_init()
+#define TRACE_ADDWEB(srv) trace_addweb(srv)
+#define TRACE_POLL trace_poll()
+
 void setup(void)
 {