diff --git a/Sources/XcodeGenKit/SourceGenerator.swift b/Sources/XcodeGenKit/SourceGenerator.swift
index 3a409b53..f1c15c8f 100644
--- a/Sources/XcodeGenKit/SourceGenerator.swift
+++ b/Sources/XcodeGenKit/SourceGenerator.swift
@@ -81,8 +81,8 @@ class SourceGenerator {
         _ = try getSourceFiles(targetType: .none, targetSource: TargetSource(path: path), path: fullPath)
     }
 
-    func generateSourceFile(targetType: PBXProductType, targetSource: TargetSource, path: Path, buildPhase: TargetSource.BuildPhase? = nil, fileRefenrece: PBXFileElement? = nil) -> SourceFile {
-        let fileReference = fileRefenrece ?? fileReferencesByPath[path.string.lowercased()]!
+    func generateSourceFile(targetType: PBXProductType, targetSource: TargetSource, path: Path, buildPhase: TargetSource.BuildPhase? = nil, fileReference: PBXFileElement? = nil) -> SourceFile {
+        let fileReference = fileReference ?? fileReferencesByPath[path.string.lowercased()]!
         var settings: [String: Any] = [:]
         var attributes: [String] = targetSource.attributes
         var chosenBuildPhase: TargetSource.BuildPhase?
@@ -471,7 +471,7 @@ class SourceGenerator {
                 let sourceFile = generateSourceFile(targetType: targetType,
                                                     targetSource: targetSource,
                                                     path: filePath,
-                                                    fileRefenrece: variantGroup)
+                                                    fileReference: variantGroup)
                 allSourceFiles.append(sourceFile)
             }
         }
@@ -508,7 +508,7 @@ class SourceGenerator {
                     let sourceFile = generateSourceFile(targetType: targetType,
                                                         targetSource: targetSource,
                                                         path: filePath,
-                                                        fileRefenrece: fileReference)
+                                                        fileReference: fileReference)
                     allSourceFiles.append(sourceFile)
                     groupChildren.append(fileReference)
                 }