diff --git a/pkg/server/server.go b/pkg/server/server.go
index 3bd61403c84a8cd9e0d19951bda4a457fa6ce562..9f3f6535824f10c829f1c5c410fbf2d484895a09 100644
--- a/pkg/server/server.go
+++ b/pkg/server/server.go
@@ -29,6 +29,7 @@ func ServeCodec(ctx context.Context, remote jsonrpc.ReaderWriter, handler jsonrp
 	defer cn()
 
 	errCh := make(chan error, 1)
+	// a poor man's ringbuffer :)
 	batches := make(chan jsonrpc.Bundle, 1)
 	go func() {
 		defer func() {