1 files changed, 1 insertions, 1 deletions

diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c
index aed0d844e8c2..7ae238929e95 100644
--- a/tools/perf/builtin-help.c
+++ b/tools/perf/builtin-help.c
@@ -418,7 +418,7 @@ static int show_html_page(const char *perf_cmd)
         return 0;
 }
 
-int cmd_help(int argc, const char **argv, const char *prefix __maybe_unused)
+int cmd_help(int argc, const char **argv)
 {
         bool show_all = false;
         enum help_format help_format = HELP_FORMAT_MAN;