diff --git a/src/prof.c b/src/prof.c
index 4ebe2799..fcf9c6f6 100644
--- a/src/prof.c
+++ b/src/prof.c
@@ -2744,12 +2744,12 @@ prof_log_stop(tsdn_t *tsdn) {
 	emitter_init(&emitter, emitter_output_json, &prof_emitter_write_cb,
 	    (void *)(&arg));
 
-	emitter_json_object_begin(&emitter);
+	emitter_begin(&emitter);
 	prof_log_emit_metadata(&emitter);
 	prof_log_emit_threads(tsd, &emitter);
 	prof_log_emit_traces(tsd, &emitter);
 	prof_log_emit_allocs(tsd, &emitter);
-	emitter_json_object_end(&emitter);
+	emitter_end(&emitter);
 
 	/* Reset global state. */
 	if (log_tables_initialized) {