diff --git a/examples/main_template_full.cc b/examples/main_template_full.cc
index ab797b7..4f51b12 100644
--- a/examples/main_template_full.cc
+++ b/examples/main_template_full.cc
@@ -103,7 +103,7 @@ namespace Heck {
 
 
             scan_pots.set_period(10);
-            scan_pots.set_callback([]() {
+            scan_pots.set_callback([](u32 time_now) {
                 pot1.on_change_fuzzy(seed.adc.Get(0), 10, [](int val) {
                     seed.PrintLine("POT_1: %d", val);
                 });
@@ -114,7 +114,7 @@ namespace Heck {
 
             SWTimer heartbeat{};
             heartbeat.set_period(100);
-            heartbeat.set_callback([&heartbeat_led_state]() {
+            heartbeat.set_callback([&heartbeat_led_state](u32 time_now) {
                 heartbeat_led_state = !heartbeat_led_state;
                 seed.SetLed(heartbeat_led_state);
                 return;