1 files changed, 3 insertions, 1 deletions

diff --git a/docs/configuration.md b/docs/configuration.md
index a43d7f1..6c6a444 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -7,7 +7,7 @@ Title, icons, links, colors, and services can be configured in the `config.yml`
 # Homepage configuration
 # See https://fontawesome.com/icons for icons options
 
-# Optional: Use external configuration file. 
+# Optional: Use external configuration file.
 # Using this will ignore remaining config in this file
 # externalConfig: https://example.com/server-luci/config.yaml
 
@@ -118,6 +118,8 @@ services:
         # background: red # optional color for card to set color directly without custom stylesheet
 ```
 
+View the (Custom Services)[customservices.md] file for details about all available custom services (like PiHole).
+
 If you choose to fetch message information from an endpoint, the output format should be:
 
 ```json