diff --git a/opentelemetry/proto/trace/v1/trace.proto b/opentelemetry/proto/trace/v1/trace.proto
index a6506d90f..5e610a9b1 100644
--- a/opentelemetry/proto/trace/v1/trace.proto
+++ b/opentelemetry/proto/trace/v1/trace.proto
@@ -32,7 +32,7 @@ option go_package = "github.com/open-telemetry/opentelemetry-proto/gen/go/trace/
 // in this message there will not be any "control" or "metadata" specific to
 // OTLP protocol.
 //
-// When new fields are added into this message, the OTLP request MUST be updated
+// When new fields are added into this message, ExportTraceServiceRequest MUST be updated
 // as well.
 message Traces {
   // An array of ResourceSpans.