diff --git a/src/functions/split.ts b/src/functions/split.ts
index 1b6cb61..8e517ed 100644
--- a/src/functions/split.ts
+++ b/src/functions/split.ts
@@ -2,10 +2,6 @@ import { Transform } from "stream";
 import { StringDecoder } from "string_decoder";
 import { WithEncoding } from "./baseDefinitions";
 
-interface SplitParams {
-    separator?: string | RegExp;
-    options?: WithEncoding;
-}
 export function split(
     separator: string | RegExp = "\n",
     options: WithEncoding = { encoding: "utf8" },