diff --git a/protos/sources/data-node/api/v2/trading_data.proto b/protos/sources/data-node/api/v2/trading_data.proto
index afaedcb104b..86d05d11639 100644
--- a/protos/sources/data-node/api/v2/trading_data.proto
+++ b/protos/sources/data-node/api/v2/trading_data.proto
@@ -496,7 +496,7 @@ service TradingDataService {
 
   // List paid liquidity fees data
   //
-  // List information about paid liquidity fees for a given market, or asset id.
+  // List information about paid liquidity fees for a given market, or asset ID.
   rpc ListPaidLiquidityFees(ListPaidLiquidityFeesRequest) returns (ListPaidLiquidityFeesResponse) {
     option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = {tags: "Liquidity providers"};
   }
@@ -2686,14 +2686,13 @@ message ListLiquidityProvidersResponse {
 
 // Paid liquidity fees request.
 message ListPaidLiquidityFeesRequest {
-  // Restrict fee statistics to those generated by the given markets.
+  // Restrict fee data to those fees generated in the given markets.
   optional string market_id = 1;
   // Restrict fee statistics to those paid in the given assets.
   optional string asset_id = 2;
-  // Epoch to get paid liquidity fee statistics for.
-  // If omitted, the last epoch published is used.
+  // Epoch to get paid liquidity fee statistics for. If omitted, the last complete epoch is used.
   optional uint64 epoch_seq = 3;
-  // Restrict fee statistics to those paid to the given parties.
+  // Restrict fee data to those fees paid to the given parties.
   repeated string party_ids = 4;
   // Pagination information to limit the data that is returned.
   optional Pagination pagination = 5;