diff --git a/examples/Gravity/app_state.h b/examples/Gravity/app_state.h
index 06cec2a..bb9f662 100644
--- a/examples/Gravity/app_state.h
+++ b/examples/Gravity/app_state.h
@@ -14,7 +14,7 @@ struct AppState {
     int selected_param = 0;
     int selected_sub_param = 0;
     byte selected_channel = 0;  // 0=tempo, 1-6=output channel
-    byte selected_shuffle = 0;  // index into shuffle template
+    byte selected_shuffle = 0;
     Clock::Source selected_source = Clock::SOURCE_INTERNAL;
     Channel channel[Gravity::OUTPUT_COUNT];
 };
diff --git a/examples/Gravity/channel.h b/examples/Gravity/channel.h
index 12a858e..3567643 100644
--- a/examples/Gravity/channel.h
+++ b/examples/Gravity/channel.h
@@ -93,7 +93,7 @@ class Channel {
             swing_pulses = (long)((mod_pulses * (100L - shifted_swing)) / 100L);
         }
 
-        const uint16_t current_tick_offset = tick + offset_pulses + swing_pulses;
+        const uint32_t current_tick_offset = tick + offset_pulses + swing_pulses;
 
         // Step check
         if (!output.On()) {
@@ -106,7 +106,7 @@ class Channel {
         }
 
         // Duty cycle low check
-        const uint16_t duty_cycle_end_tick = tick + duty_pulses + offset_pulses + swing_pulses;
+        const uint32_t duty_cycle_end_tick = tick + duty_pulses + offset_pulses + swing_pulses;
         if (duty_cycle_end_tick % mod_pulses == 0) {
             output.Low();
         }
diff --git a/examples/Gravity/display.h b/examples/Gravity/display.h
index 26388f5..4396d05 100644
--- a/examples/Gravity/display.h
+++ b/examples/Gravity/display.h
@@ -147,6 +147,7 @@ void drawMenuItems(const char* menu_items[], int menu_size) {
     }
 }
 
+// Display an indicator when swing percentage matches a musical note.
 void swingDivisionMark() {
     auto& ch = GetSelectedChannel();
     switch (ch.getSwing()) {