diff --git a/docs/en/observability/apm/data-model.asciidoc b/docs/en/observability/apm/data-model.asciidoc
index 60c0a69c07..f90132a1ad 100644
--- a/docs/en/observability/apm/data-model.asciidoc
+++ b/docs/en/observability/apm/data-model.asciidoc
@@ -634,7 +634,7 @@ Non-indexed information is useful for providing contextual information to help y
 quickly debug performance issues or errors.
 
 * Indexed: No
-* {es} type: {ref}/object.html[object]
+* {es} type: {ref}/flattened.html[flattened]
 * {es} fields: `transaction.custom` | `error.custom`
 * Applies to: <<apm-data-model-transactions>> | <<apm-data-model-errors>>