diff --git a/include/linux/damon.h b/include/linux/damon.h
index 2dbc1f545da2077a24dde761c1c2c3c2e45212f0..97f4a224e950239aa0c1a13e7e3c078cb0642fb7 100644
--- a/include/linux/damon.h
+++ b/include/linux/damon.h
@@ -281,7 +281,7 @@ struct damon_ctx;
  * as an integer in [0, &DAMOS_MAX_SCORE].
  * @apply_scheme is called from @kdamond when a region for user provided
  * DAMON-based operation scheme is found.  It should apply the scheme's action
- * to the region.  This is not used for &DAMON_ARBITRARY_TARGET case.
+ * to the region.
  * @target_valid should check whether the target is still valid for the
  * monitoring.
  * @cleanup is called from @kdamond just before its termination.