diff --git a/docs/sd_configs.md b/docs/sd_configs.md
index 60f2d1db9..5772fb985 100644
--- a/docs/sd_configs.md
+++ b/docs/sd_configs.md
@@ -1768,6 +1768,9 @@ scrape_configs:
   # If more than this number of samples are present after metric relabeling
   # the entire scrape will be treated as failed.
   # By default, the limit is disabled.
+  # The sample_limit can be set on a per-target basis by specifying `__sample_limit__`
+  # label during target relabeling phase.
+  # See https://docs.victoriametrics.com/vmagent/#relabeling
   #
   # sample_limit: <int>