diff --git a/tools/perf/Documentation/perf-list.txt b/tools/perf/Documentation/perf-list.txt
index 57384a9..44a819a 100644
--- a/tools/perf/Documentation/perf-list.txt
+++ b/tools/perf/Documentation/perf-list.txt
@@ -39,9 +39,9 @@
 --deprecated::
 Print deprecated events. By default the deprecated events are hidden.
 
---cputype::
-Print events applying cpu with this type for hybrid platform
-(e.g. --cputype core or --cputype atom)
+--unit::
+Print PMU events and metrics limited to the specific PMU name.
+(e.g. --unit cpu, --unit msr, --unit cpu_core, --unit cpu_atom)
 
 [[EVENT_MODIFIERS]]
 EVENT MODIFIERS