diff --git a/etcd.conf.yml.sample b/etcd.conf.yml.sample
index 7b7c88aad..03f1abf10 100644
--- a/etcd.conf.yml.sample
+++ b/etcd.conf.yml.sample
@@ -117,7 +117,7 @@ peer-transport-security:
   key-file:
 
   # Enable peer client cert authentication.
-  peer-client-cert-auth: false
+  client-cert-auth: false
 
   # Path to the peer server TLS trusted CA cert file.
   trusted-ca-file: