diff --git a/src/rt/rfwfs/index.ts b/src/rt/rfwfs/index.ts
index ec5785f..ada000d 100644
--- a/src/rt/rfwfs/index.ts
+++ b/src/rt/rfwfs/index.ts
@@ -8,15 +8,15 @@ function wrap_result<T>(result: T, index: number): Wrap<T> {
 	return { result: result, index: index }
 }
 
-export default function entry_search<T extends Entry>(cloned_file_collection: T[], file_name: string): Wrap<T> | undefined {
+export default function entry_search<T extends Entry>(entry_collection: T[], file_name: string): Wrap<T> | undefined {
 	let start = 0
-	let end = cloned_file_collection.length-1
+	let end = entry_collection.length-1
 	while (start<=end) {
 		const median = (start+end)>>1
-		const median_name = cloned_file_collection[median].name
+		const median_name = entry_collection[median].name
 
 		if (median_name === file_name) {
-			return wrap_result(cloned_file_collection[median], median)
+			return wrap_result(entry_collection[median], median)
 		} else if (median_name<file_name) {
 			start = median+1
 		} else {