diff --git a/web/server.go b/web/server.go
index 718be8d..30a659f 100644
--- a/web/server.go
+++ b/web/server.go
@@ -1659,7 +1659,7 @@ func (s *Server) handleNextHeat() http.HandlerFunc {
 		// Broadcast event to admin page
 		s.broadcastAdminEvent(models.AdminEvent{
 			Type:  models.EventHeatChanged,
-			Event: heatData,
+			Event: &heatData,
 		})
 
 		w.WriteHeader(http.StatusOK)
@@ -1704,7 +1704,7 @@ func (s *Server) handlePreviousHeat() http.HandlerFunc {
 		// Broadcast event to admin page
 		s.broadcastAdminEvent(models.AdminEvent{
 			Type:  models.EventHeatChanged,
-			Event: heatData,
+			Event: &heatData,
 		})
 
 		w.WriteHeader(http.StatusOK)
@@ -1743,7 +1743,7 @@ func (s *Server) handleRerunHeat() http.HandlerFunc {
 		// Broadcast event to admin page
 		s.broadcastAdminEvent(models.AdminEvent{
 			Type:  models.EventHeatChanged,
-			Event: heatData,
+			Event: &heatData,
 		})
 
 		w.WriteHeader(http.StatusOK)
@@ -1776,7 +1776,7 @@ func (s *Server) handleSetRacingGroup() http.HandlerFunc {
 		// Broadcast event to admin page
 		s.broadcastAdminEvent(models.AdminEvent{
 			Type:  models.EventHeatChanged,
-			Event: heatData,
+			Event: &heatData,
 		})
 
 		heatResults, _ := s.db.GetHeatResults(request.GroupID)