diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 72d8a7ae5986..ccf569ab08aa 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -591,7 +591,7 @@ static void *display_thread_tui(void *arg)
 							top->min_percent,
 							&top->session->header.env);
 
-		if (key != CTRL('z'))
+		if (key != 'f')
 			break;
 
 		perf_evlist__toggle_enable(top->evlist);
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 8f7c4d49d327..764f7cabd6f2 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1736,7 +1736,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
 	"t             Zoom into current Thread\n"
 	"V             Verbose (DSO names in callchains, etc)\n"
 	"z             Toggle zeroing of samples\n"
-	"CTRL+z        Enable/Disable events\n"
+	"f             Enable/Disable events\n"
 	"/             Filter symbol by name";
 
 	if (browser == NULL)
@@ -1901,7 +1901,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
 			/* Fall thru */
 		case 'q':
 		case CTRL('c'):
-		case CTRL('z'):
+		case 'f':
 			goto out_free_stack;
 		default:
 			continue;