diff --git a/Documentation/op-guide/configuration.md b/Documentation/op-guide/configuration.md
index e48eff9e25be..1a5cd4d6b5e8 100644
--- a/Documentation/op-guide/configuration.md
+++ b/Documentation/op-guide/configuration.md
@@ -317,7 +317,7 @@ The security flags help to [build a secure etcd cluster][security].
 + default: capnslog
 + env variable: ETCD_LOGGER
 
-### --log-output
+### --log-outputs
 + Specify 'stdout' or 'stderr' to skip journald logging even when running under systemd, or list of comma separated output targets.
 + default: default
 + env variable: ETCD_LOG_OUTPUT
diff --git a/Procfile b/Procfile
index 7026895add62..ca9b053c6c87 100644
--- a/Procfile
+++ b/Procfile
@@ -1,5 +1,5 @@
 # Use goreman to run `go get github.com/mattn/goreman`
-etcd1: bin/etcd --name infra1 --listen-client-urls http://127.0.0.1:2379 --advertise-client-urls http://127.0.0.1:2379 --listen-peer-urls http://127.0.0.1:12380 --initial-advertise-peer-urls http://127.0.0.1:12380 --initial-cluster-token etcd-cluster-1 --initial-cluster 'infra1=http://127.0.0.1:12380,infra2=http://127.0.0.1:22380,infra3=http://127.0.0.1:32380' --initial-cluster-state new --enable-pprof --logger zap --log-output stderr
-etcd2: bin/etcd --name infra2 --listen-client-urls http://127.0.0.1:22379 --advertise-client-urls http://127.0.0.1:22379 --listen-peer-urls http://127.0.0.1:22380 --initial-advertise-peer-urls http://127.0.0.1:22380 --initial-cluster-token etcd-cluster-1 --initial-cluster 'infra1=http://127.0.0.1:12380,infra2=http://127.0.0.1:22380,infra3=http://127.0.0.1:32380' --initial-cluster-state new --enable-pprof --logger zap --log-output stderr
-etcd3: bin/etcd --name infra3 --listen-client-urls http://127.0.0.1:32379 --advertise-client-urls http://127.0.0.1:32379 --listen-peer-urls http://127.0.0.1:32380 --initial-advertise-peer-urls http://127.0.0.1:32380 --initial-cluster-token etcd-cluster-1 --initial-cluster 'infra1=http://127.0.0.1:12380,infra2=http://127.0.0.1:22380,infra3=http://127.0.0.1:32380' --initial-cluster-state new --enable-pprof --logger zap --log-output stderr
+etcd1: bin/etcd --name infra1 --listen-client-urls http://127.0.0.1:2379 --advertise-client-urls http://127.0.0.1:2379 --listen-peer-urls http://127.0.0.1:12380 --initial-advertise-peer-urls http://127.0.0.1:12380 --initial-cluster-token etcd-cluster-1 --initial-cluster 'infra1=http://127.0.0.1:12380,infra2=http://127.0.0.1:22380,infra3=http://127.0.0.1:32380' --initial-cluster-state new --enable-pprof --logger zap --log-outputs stderr
+etcd2: bin/etcd --name infra2 --listen-client-urls http://127.0.0.1:22379 --advertise-client-urls http://127.0.0.1:22379 --listen-peer-urls http://127.0.0.1:22380 --initial-advertise-peer-urls http://127.0.0.1:22380 --initial-cluster-token etcd-cluster-1 --initial-cluster 'infra1=http://127.0.0.1:12380,infra2=http://127.0.0.1:22380,infra3=http://127.0.0.1:32380' --initial-cluster-state new --enable-pprof --logger zap --log-outputs stderr
+etcd3: bin/etcd --name infra3 --listen-client-urls http://127.0.0.1:32379 --advertise-client-urls http://127.0.0.1:32379 --listen-peer-urls http://127.0.0.1:32380 --initial-advertise-peer-urls http://127.0.0.1:32380 --initial-cluster-token etcd-cluster-1 --initial-cluster 'infra1=http://127.0.0.1:12380,infra2=http://127.0.0.1:22380,infra3=http://127.0.0.1:32380' --initial-cluster-state new --enable-pprof --logger zap --log-outputs stderr
 #proxy: bin/etcd grpc-proxy start --endpoints=127.0.0.1:2379,127.0.0.1:22379,127.0.0.1:32379 --listen-addr=127.0.0.1:23790 --advertise-client-url=127.0.0.1:23790 --enable-pprof
diff --git a/embed/config_test.go b/embed/config_test.go
index ef3d9dde11d4..60b7c6d0315a 100644
--- a/embed/config_test.go
+++ b/embed/config_test.go
@@ -34,7 +34,7 @@ func TestConfigFileOtherFields(t *testing.T) {
 		PeerSecurityCfgFile   securityConfig `json:"peer-transport-security"`
 		ForceNewCluster       bool           `json:"force-new-cluster"`
 		Logger                string         `json:"logger"`
-		LogOutputs            []string       `json:"log-output"`
+		LogOutputs            []string       `json:"log-outputs"`
 		Debug                 bool           `json:"debug"`
 	}{
 		ctls,
diff --git a/functional.yaml b/functional.yaml
index a5e6cd7b6c71..ec3a5998a87f 100644
--- a/functional.yaml
+++ b/functional.yaml
@@ -34,7 +34,7 @@ agent-configs:
     pre-vote: true
     initial-corrupt-check: true
     logger: zap
-    log-output: [/tmp/etcd-functional-1/etcd.log]
+    log-outputs: [/tmp/etcd-functional-1/etcd.log]
     debug: true
   client-cert-data: ""
   client-cert-path: ""
@@ -85,7 +85,7 @@ agent-configs:
     pre-vote: true
     initial-corrupt-check: true
     logger: zap
-    log-output: [/tmp/etcd-functional-2/etcd.log]
+    log-outputs: [/tmp/etcd-functional-2/etcd.log]
     debug: true
   client-cert-data: ""
   client-cert-path: ""
@@ -136,7 +136,7 @@ agent-configs:
     pre-vote: true
     initial-corrupt-check: true
     logger: zap
-    log-output: [/tmp/etcd-functional-3/etcd.log]
+    log-outputs: [/tmp/etcd-functional-3/etcd.log]
     debug: true
   client-cert-data: ""
   client-cert-path: ""