diff --git a/LICENSE.md b/LICENSE.md
index ba62d07..869edb0 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,3 @@
-senselogs License
-===
-
 MIT License
 
 Copyright (c) 2019-2020 Michael O'Brien
diff --git a/README.md b/README.md
index 8da66b0..50b9b11 100644
--- a/README.md
+++ b/README.md
@@ -393,7 +393,7 @@ But for all others, you can connect the redact function to any one of the NPM re
 
 ### SenseLogs Class API
 
-The SenseLogs class provides the public API for SenseLogs and public properties..
+The SenseLogs class provides the public API for SenseLogs and public properties.
 
 ### SenseLogs Constructor
 
diff --git a/src/index.d.ts b/src/index.d.ts
index a1c167b..43671db 100644
--- a/src/index.d.ts
+++ b/src/index.d.ts
@@ -2,8 +2,6 @@
     SenseLogs TypeScript definitions
 */
 
-import { MessageChannel } from "worker_threads";
-
 type Destination = {
     write: (log: SenseLogs, context: {}) => void
 };
diff --git a/src/index.js b/src/index.js
index ce53557..fa8dab7 100644
--- a/src/index.js
+++ b/src/index.js
@@ -430,16 +430,20 @@ export default class SenseLogs {
     /*
         Emit a CloudWatch metic using the CloudWatch EMF format.
 
-        metrics('metrics', message, 'MyCompany/MyApp', {UserSessions: 1}, dimensions, {UserSessions: 'Count'})
+        metrics(chan, message, 'MyCompany/MyApp', {UserSessions: 1}, dimensions, {UserSessions: 'Count'})
     */
     metrics(chan, message, namespace, values, dimensions = [[]], units = null) {
-        if (!this.#top.#filter.metrics) {
+        let top = this.#top
+        if (!top.#filter.metrics) {
             return
         }
         /* istanbul ignore next */
         if (!namespace || !values) {
             throw new Error('Missing namespace or values')
         }
+        if (!this.enabled(chan, 1)) {
+            return
+        }
         let keys = Object.keys(values).filter(v => dimensions[0].indexOf(v) < 0)
         let metrics = keys.map(name => {
             let def = {Name: name}