diff --git a/src/modules/commander/commander_params.c b/src/modules/commander/commander_params.c
index 10eb0b9493..ba711eb908 100644
--- a/src/modules/commander/commander_params.c
+++ b/src/modules/commander/commander_params.c
@@ -339,7 +339,7 @@ PARAM_DEFINE_INT32(COM_LOW_BAT_ACT, 0);
  * See COM_OBL_ACT and COM_OBL_RC_ACT to configure action.
  *
  * @group Commander
- * @unit second
+ * @unit s
  * @min 0
  * @max 60
  * @increment 1