diff --git a/config/config.yaml.dist b/config/config.yaml.dist
index c9180a7..40eb15a 100644
--- a/config/config.yaml.dist
+++ b/config/config.yaml.dist
@@ -2,5 +2,4 @@
 
 twitter_url: ~ # The URL of your Twitter profile.
 github_url: ~ # The URL of your GitHub profile.
-chem_name_lookup_service: ~ # The URL of the service to use to look up chemical names.
 sourire_service: ~ # The URL of the Sourire molecule rendering service.