diff --git a/symfony/monolog-bundle/3.7/config/packages/monolog.yaml b/symfony/monolog-bundle/3.7/config/packages/monolog.yaml
index bb5970866..0f432859d 100644
--- a/symfony/monolog-bundle/3.7/config/packages/monolog.yaml
+++ b/symfony/monolog-bundle/3.7/config/packages/monolog.yaml
@@ -1,5 +1,5 @@
 monolog:
-    channels:
+    channels: # To show all channels built-in by Symfony, run: php bin/console debug:container monolog
         - deprecation # Deprecations are logged in the dedicated "deprecation" channel when it exists
 
 when@dev: