diff --git a/index.js b/index.js
index 3e681c2..f1c3832 100644
--- a/index.js
+++ b/index.js
@@ -6,7 +6,7 @@ function isBuffer (obj) {
   return obj &&
     obj.constructor &&
     (typeof obj.constructor.isBuffer === 'function') &&
-    obj.constructor.isBuffer(obj);
+    obj.constructor.isBuffer(obj)
 }
 
 function keyIdentity (key) {