diff --git a/docs/sample_config.yaml b/docs/sample_config.yaml
index 4ffe016202..13482c16fe 100644
--- a/docs/sample_config.yaml
+++ b/docs/sample_config.yaml
@@ -264,12 +264,11 @@ listeners:
 # Prevent federation certificate validation on the following whitelist
 # of domains. Only effective if federation_verify_certicates is true.
 #
-#federation_certificate_validation_whitelist:
+#federation_certificate_verification_whitelist:
 #  - lon.example.com
 #  - nyc.example.com
 #  - syd.example.com
 
-
 # List of custom certificate authorities for federation traffic.
 #
 # Note that this list will replace those that are provided by your