diff --git a/Documentation/perf_counter/perf.c b/Documentation/perf_counter/perf.c
index 594d270be390d3ab59a9fd1312c4312145b476a7..1d6d7aa575a34799d82d08cc7e2174203d70f1a9 100644
--- a/Documentation/perf_counter/perf.c
+++ b/Documentation/perf_counter/perf.c
@@ -357,7 +357,7 @@ int main(int argc, const char **argv)
 	 * die if that one cannot handle it.
 	 */
 	if (!prefixcmp(cmd, "perf-")) {
-		cmd += 4;
+		cmd += 5;
 		argv[0] = cmd;
 		handle_internal_command(argc, argv);
 		die("cannot handle %s internally", cmd);