diff --git a/index.js b/index.js
index 6d7250d..9fb545a 100644
--- a/index.js
+++ b/index.js
@@ -2,7 +2,6 @@
 
 // TODO: Rename this to something more appropriate, like any/anyOf? How to make sure that doesn't cause confusion with `oneOf`?
 
-const splitFilter = require("split-filter");
 const flatten = require("flatten");
 
 const ValidationError = require("@validatem/error");