diff --git a/frogpilot/controls/lib/frogpilot_events.py b/frogpilot/controls/lib/frogpilot_events.py
index 76c47351..7a447ec5 100644
--- a/frogpilot/controls/lib/frogpilot_events.py
+++ b/frogpilot/controls/lib/frogpilot_events.py
@@ -13,6 +13,7 @@ class FrogPilotEvents:
     self.stopped_for_light = False
 
     self.max_acceleration = 0
+    self.tracked_lead_distance = 0
 
     self.played_events = set()
 
@@ -47,6 +48,18 @@ class FrogPilotEvents:
     if "holidayActive" not in self.played_events and self.startup_seen and alerts_empty and len(self.events) == 0 and frogpilot_toggles.current_holiday_theme != "stock":
       self.events.add(FrogPilotEventName.holidayActive)
 
+    if self.frogpilot_planner.tracking_lead and sm["carState"].standstill and sm["carState"].gearShifter not in NON_DRIVING_GEARS:
+      if self.tracked_lead_distance == 0:
+        self.tracked_lead_distance = self.frogpilot_planner.lead_one.dRel
+
+      lead_departing = self.frogpilot_planner.lead_one.dRel - self.tracked_lead_distance >= 1
+      lead_departing &= self.frogpilot_planner.lead_one.vLead >= 1
+
+      if lead_departing and frogpilot_toggles.lead_departing_alert:
+        self.events.add(FrogPilotEventName.leadDeparting)
+    else:
+      self.tracked_lead_distance = 0
+
     if self.error_log.is_file():
       self.events.add(FrogPilotEventName.openpilotCrashed)
 
diff --git a/selfdrive/selfdrived/events.py b/selfdrive/selfdrived/events.py
index 1a52925e..0d806649 100644
--- a/selfdrive/selfdrived/events.py
+++ b/selfdrive/selfdrived/events.py
@@ -1114,6 +1114,14 @@ FROGPILOT_EVENTS: dict[int, dict[str, Alert | AlertCallbackType]] = {
     ET.PERMANENT: holiday_alert,
   },
 
+  FrogPilotEventName.leadDeparting: {
+    ET.PERMANENT: Alert(
+      "Lead Departed",
+      "",
+      FrogPilotAlertStatus.frogpilot, AlertSize.small,
+      Priority.MID, VisualAlert.none, AudibleAlert.prompt, 3.),
+  },
+
   FrogPilotEventName.openpilotCrashed: {
     ET.IMMEDIATE_DISABLE: Alert(
       "openpilot crashed",