diff --git a/ch1-basic/ch1-06-goroutine.md b/ch1-basic/ch1-06-goroutine.md
index 59e12da..37383cc 100644
--- a/ch1-basic/ch1-06-goroutine.md
+++ b/ch1-basic/ch1-06-goroutine.md
@@ -401,7 +401,7 @@ type gatefs struct {
 func (fs gatefs) Lstat(p string) (os.FileInfo, error) {
 	fs.enter()
 	defer fs.leave()
-	return fs.fs.Lstat(p)
+	return fs.Lstat(p)
 }
 ```