diff --git a/lib/index.js b/lib/index.js
index ca3913d..3125db6 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -186,15 +186,7 @@ const Channel = function(length = 0) {
         }
       },
 
-      join: async separator => {
-        const elements = [];
-
-        await readOnly.forEach(element => {
-          elements.push(element);
-        });
-
-        return elements.join(separator);
-      },
+      join: async separator => (await readOnly.values()).join(separator),
 
       map: (callbackfn, thisArg) => {
         const output = Channel();