diff --git a/README.md b/README.md
index dce5f61..40a66dd 100644
--- a/README.md
+++ b/README.md
@@ -65,3 +65,7 @@ flipside.createFCAS("container", "ZEC", {
 ```
 $ yarn run build
 ```
+
+## Build Status
+
+[ ![Codeship Status for FlipsideCrypto/flipside-js](https://app.codeship.com/projects/90a5caa0-d718-0136-0d76-3af8ab8e471d/status?branch=master)](https://app.codeship.com/projects/317100)
diff --git a/src/index.js b/src/index.js
index f3e0329..c8ceba5 100644
--- a/src/index.js
+++ b/src/index.js
@@ -8,7 +8,7 @@ class Flipside {
   }
 
   createFCAS(id, symbol, opts) {
-    let symbol = symbol.toLowerCase();
+    symbol = symbol.toLowerCase();
     const defaults = {
       score: true,
       plot: true,