diff --git a/contrib/completion/bash/docker b/contrib/completion/bash/docker
index c5a305a006..578fa139f1 100644
--- a/contrib/completion/bash/docker
+++ b/contrib/completion/bash/docker
@@ -505,7 +505,7 @@ __docker_complete_log_options() {
 	local gelf_options="env gelf-address gelf-compression-level gelf-compression-type labels tag"
 	local journald_options="env labels tag"
 	local json_file_options="env labels max-file max-size"
-	local syslog_options="syslog-address syslog-format syslog-tls-ca-cert syslog-tls-cert syslog-tls-key syslog-tls-skip-verify syslog-facility tag"
+	local syslog_options="env labels syslog-address syslog-facility syslog-format syslog-tls-ca-cert syslog-tls-cert syslog-tls-key syslog-tls-skip-verify tag"
 	local splunk_options="env labels splunk-caname splunk-capath splunk-index splunk-insecureskipverify splunk-source splunk-sourcetype splunk-token splunk-url tag"
 
 	local all_options="$fluentd_options $gcplogs_options $gelf_options $journald_options $json_file_options $syslog_options $splunk_options"
diff --git a/contrib/completion/zsh/_docker b/contrib/completion/zsh/_docker
index 5cc16bd528..1d71374a32 100644
--- a/contrib/completion/zsh/_docker
+++ b/contrib/completion/zsh/_docker
@@ -227,7 +227,7 @@ __docker_get_log_options() {
     gelf_options=("env" "gelf-address" "gelf-compression-level" "gelf-compression-type" "labels" "tag")
     journald_options=("env" "labels" "tag")
     json_file_options=("env" "labels" "max-file" "max-size")
-    syslog_options=("syslog-address" "syslog-format" "syslog-tls-ca-cert" "syslog-tls-cert" "syslog-tls-key" "syslog-tls-skip-verify" "syslog-facility" "tag")
+    syslog_options=("env" "labels" "syslog-address" "syslog-facility" "syslog-format" "syslog-tls-ca-cert" "syslog-tls-cert" "syslog-tls-key" "syslog-tls-skip-verify" "tag")
     splunk_options=("env" "labels" "splunk-caname" "splunk-capath" "splunk-index" "splunk-insecureskipverify" "splunk-source" "splunk-sourcetype" "splunk-token" "splunk-url" "tag")
 
     [[ $log_driver = (awslogs|all) ]] && _describe -t awslogs-options "awslogs options" awslogs_options "$@" && ret=0