diff --git a/docs/sources/static/configuration/integrations/integrations-next/app-agent-receiver-config.md b/docs/sources/static/configuration/integrations/integrations-next/app-agent-receiver-config.md
index 7fe049a493e8..e44ec3a9afa0 100644
--- a/docs/sources/static/configuration/integrations/integrations-next/app-agent-receiver-config.md
+++ b/docs/sources/static/configuration/integrations/integrations-next/app-agent-receiver-config.md
@@ -103,6 +103,9 @@ filesystem:
 ## sourcemap_file_location
 
 ```yaml
+# Grafana Faro Web SDK will send filename in stacktrace, when any exception is being captured.
+# That filename will be the source url. e.g. https://my-app.dev/static/foo.js
+#
 # Source URL prefix. If a minified source URL matches this prefix,
 # a filepath is constructed by removing the prefix, prepending path below and appending ".map".
 #