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-rw-r--r--tools/perf/Documentation/perf-probe.txt5
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diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt
index 34202b1..0f944b3 100644
--- a/tools/perf/Documentation/perf-probe.txt
+++ b/tools/perf/Documentation/perf-probe.txt
@@ -57,6 +57,11 @@ OPTIONS
--force::
Forcibly add events with existing name.
+-n::
+--dry-run::
+ Dry run. With this option, --add and --del doesn't execute actual
+ adding and removal operations.
+
PROBE SYNTAX
------------
Probe points are defined by following syntax.