diff --git a/tools/perf/builtin-data.c b/tools/perf/builtin-data.c
index ddfe3ac4..7ad6e17 100644
--- a/tools/perf/builtin-data.c
+++ b/tools/perf/builtin-data.c
@@ -65,6 +65,7 @@
 		OPT_STRING(0, "to-ctf", &to_ctf, NULL, "Convert to CTF format"),
 #endif
 		OPT_BOOLEAN('f', "force", &opts.force, "don't complain, do it"),
+		OPT_BOOLEAN(0, "all", &opts.all, "Convert all events"),
 		OPT_END()
 	};