diff --git a/otlpserver/grpcserver.go b/otlpserver/grpcserver.go
index 4e32b9bb..9d30448f 100644
--- a/otlpserver/grpcserver.go
+++ b/otlpserver/grpcserver.go
@@ -12,6 +12,7 @@ import (
 
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/metadata"
+	"google.golang.org/grpc/reflection"
 )
 
 // GrpcServer is a gRPC/OTLP server handle.
@@ -37,6 +38,8 @@ func NewGrpcServer(cb Callback, stop Stopper) *GrpcServer {
 
 	coltracepb.RegisterTraceServiceServer(s.server, &s)
 
+	reflection.Register(s.server)
+
 	// single place to stop the server, used by timeout and max-spans
 	go func() {
 		<-s.stopper