diff --git a/protos/sources/vega/events/v1/events.proto b/protos/sources/vega/events/v1/events.proto
index 389b412e50..b19e881721 100644
--- a/protos/sources/vega/events/v1/events.proto
+++ b/protos/sources/vega/events/v1/events.proto
@@ -1816,7 +1816,7 @@ message AutomatedPurchaseAnnounced {
   string from = 1;
   // The source account type.
   vega.AccountType from_account_type = 2;
-  // the target account type.
+  // The target account type.
   vega.AccountType to_account_type = 3;
   // the identifier of the spot market where the auction is being scheduled. 
   string market_id = 4;