diff --git a/docs/sources/alerting/fundamentals/annotation-label/variables-label-annotation.md b/docs/sources/alerting/fundamentals/annotation-label/variables-label-annotation.md
index 7044712eb47..8d935e91865 100644
--- a/docs/sources/alerting/fundamentals/annotation-label/variables-label-annotation.md
+++ b/docs/sources/alerting/fundamentals/annotation-label/variables-label-annotation.md
@@ -122,6 +122,14 @@ If the rule uses Classic Conditions instead of Threshold, Reduce and Math expres
 The first condition is {{ $values.B0 }}, and the second condition is {{ $values.B1 }}
 ```
 
+With classic conditions, labels from the query are not available in `$labels` variable, because single alert instance are generated. Instead, you can retrieve the labels from the `$values` variable.
+
+```
+{{ range $k, $v := $values }}
+The value is {{ $v }} and the labels are {{ $v.Labels }}
+{{ end }}
+```
+
 ## Functions
 
 The following functions are also available when expanding labels and annotations: