diff --git a/go/pserver/service_test.go b/go/pserver/service_test.go
index f365a4539a2d0489fb72b3f2ad1a478bb8d1f727..9bf1a48a596f3e3e73a2e4df651855fd5f4e775f 100644
--- a/go/pserver/service_test.go
+++ b/go/pserver/service_test.go
@@ -166,5 +166,5 @@ func TestBlockUntilInitialized(t *testing.T) {
 }
 
 func TestCheckpointSpeed(t *testing.T) {
-	//TODO: test speed
+	//TODO(zhihong): test speed
 }