diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index 3464005..764cdc5 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -272,3 +272,6 @@
 
 eeprom		Raw EEPROM data in binary form.
 		Read only.
+
+pec		Enable or disable PEC (SMBus only)
+		Read/Write