diff --git a/indexer/service/src/mock_service.rs b/indexer/service/src/mock_service.rs
index 907bdd0e..06a9780a 100644
--- a/indexer/service/src/mock_service.rs
+++ b/indexer/service/src/mock_service.rs
@@ -161,7 +161,6 @@ impl MockIndexerService {
     }
 }
 
-// `async_trait` is required by `jsonrpsee`
 #[async_trait::async_trait]
 impl indexer_service_rpc::RpcServer for MockIndexerService {
     async fn subscribe_to_blocks(
diff --git a/indexer/service/src/service.rs b/indexer/service/src/service.rs
index 6d61fb41..49565ad3 100644
--- a/indexer/service/src/service.rs
+++ b/indexer/service/src/service.rs
@@ -15,7 +15,6 @@ impl IndexerService {
     }
 }
 
-// `async_trait` is required by `jsonrpsee`
 #[async_trait::async_trait]
 impl indexer_service_rpc::RpcServer for IndexerService {
     async fn subscribe_to_blocks(