diff --git a/src/utils/split.js b/src/utils/split.js
index cc4c9bb..36efea4 100644
--- a/src/utils/split.js
+++ b/src/utils/split.js
@@ -1,10 +1,8 @@
 module.exports = ({ params }) => {
   const [value, delimiter, index] = params;
+  const splitArray = value.split(delimiter);
 
   return {
-    value:
-      typeof index === 'number'
-        ? value.split(delimiter)[index]
-        : value.split(delimiter),
+    value: index !== undefined ? splitArray[index] : splitArray,
   };
 };