diff --git a/Sources/Generator/Files/FileSystem.swift b/Sources/Generator/Files/FileSystem.swift
index ca1ec0b..a9893ca 100644
--- a/Sources/Generator/Files/FileSystem.swift
+++ b/Sources/Generator/Files/FileSystem.swift
@@ -2,9 +2,6 @@ import Foundation
 import CryptoKit
 import AppKit
 
-typealias SourceFile = (data: Data, didChange: Bool)
-typealias SourceTextFile = (content: String, didChange: Bool)
-
 final class FileSystem {
 
     private static let tempFileName = "temp.bin"
@@ -183,7 +180,7 @@ final class FileSystem {
         }
     }
 
-    private func getData(atPath path: String) -> SourceFile? {
+    private func getData(atPath path: String) -> (data: Data, didChange: Bool)? {
         let url = input.appendingPathComponent(path)
         guard exists(url) else {
             return nil