diff --git a/src/loader.js b/src/loader.js
index 74620f5..94453a4 100644
--- a/src/loader.js
+++ b/src/loader.js
@@ -208,7 +208,7 @@ async function loader(content) {
     ABSOLUTE_URL_REGEX.test(this.resourcePath) &&
     !WINDOWS_PATH_REGEX.test(this.resourcePath)
       ? this.resourcePath
-      : this.utils.contextify(this.rootContext, this.resourcePath);
+      : path.relative(this.rootContext, this.resourcePath);
 
   const minifyOptions =
     /** @type {import("./index").InternalWorkerOptions<T>} */ ({