diff --git a/etcd.conf.yml.sample b/etcd.conf.yml.sample
index 03f1abf10..0d7a2c6b3 100644
--- a/etcd.conf.yml.sample
+++ b/etcd.conf.yml.sample
@@ -126,7 +126,7 @@ peer-transport-security:
   auto-tls: false
 
 # Enable debug-level logging for etcd.
-debug: false
+log-level: debug
 
 logger: zap