diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index b363e7b292b26fa2ff41bd5a86977ec8a7f8e3c4..3314ef2ec83edd067ca81c148faf550b96c9dd77 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -692,7 +692,7 @@ static int parse_output_fields(const struct option *opt __maybe_unused,
 			    const char *arg, int unset __maybe_unused)
 {
 	char *tok;
-	int i, imax = sizeof(all_output_options) / sizeof(struct output_option);
+	int i, imax = ARRAY_SIZE(all_output_options);
 	int j;
 	int rc = 0;
 	char *str = strdup(arg);