diff --git a/README.md b/README.md
index 3a80e02..ac1a387 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ A circular buffer (ring buffer) in Go, implemented io.ReaderWriter interface
 
 
 ```go
-	rb := NewRingBuffer(1024)
+	rb := New(1024)
 
 	// write
 	rb.Write([]byte("abcd"))
@@ -19,4 +19,4 @@ A circular buffer (ring buffer) in Go, implemented io.ReaderWriter interface
 	buf := make([]byte, 4)
 	rb.Read(buf)
 	fmt.Println(string(buf))
-```
\ No newline at end of file
+```