diff --git a/fs.go b/fs.go
index b5733cf..0703814 100644
--- a/fs.go
+++ b/fs.go
@@ -32,14 +32,14 @@ type FS struct {
 	FolderPrefix      string
 	UseLocalFolder    bool
 	LocalFolderPrefix string
-	HeaderHeandler    HeaderHandler
+	HeaderHandler     HeaderHandler
 }
 
 // NewFS creates a new instance of the http file system used for serving static files.
 func NewFS(staticFiles *embed.FS) *FS {
 	return &FS{
-		StaticFiles:    staticFiles,
-		HeaderHeandler: DefaultHeaderHandler,
+		StaticFiles:   staticFiles,
+		HeaderHandler: DefaultHeaderHandler,
 	}
 }
 
@@ -115,8 +115,8 @@ func (fs *FS) checkFolder(file fs.File, url string) (fs.File, bool) {
 
 func (fs *FS) serve(w http.ResponseWriter, r *http.Request, info RoutingInfo, file fs.File) {
 	// execute header handler
-	if fs.HeaderHeandler != nil {
-		fs.HeaderHeandler(w, r, info, file)
+	if fs.HeaderHandler != nil {
+		fs.HeaderHandler(w, r, info, file)
 	}
 	w.WriteHeader(http.StatusOK)