diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index cd4630a..22e18a2 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -627,7 +627,7 @@
 	if (opts->sample_address)
 		perf_evsel__set_sample_bit(evsel, DATA_SRC);
 
-	if (opts->no_delay) {
+	if (opts->no_buffering) {
 		attr->watermark = 0;
 		attr->wakeup_events = 1;
 	}