diff --git a/protos/sources/vega/events/v1/events.proto b/protos/sources/vega/events/v1/events.proto
index def5aa9c5a..8f7d2c8228 100644
--- a/protos/sources/vega/events/v1/events.proto
+++ b/protos/sources/vega/events/v1/events.proto
@@ -1546,7 +1546,7 @@ enum BusEventType {
   // Event indicating the updated statistics for the volume rebate.
   BUS_EVENT_TYPE_VOLUME_REBATE_STATS_UPDATED = 95;
 
-  // Event indicating the announcement of an automated purchase auction scheduled.
+  // Event indicating an automated purchase auction has been scheduled.
   BUS_EVENT_TYPE_AUTOMATED_PURCHASE_ANNOUNCED = 96;
 
   // Event indicating a market related event, for example when a market opens