diff --git a/docs/system-design/framework/spring/SpringInterviewQuestions.md b/docs/system-design/framework/spring/SpringInterviewQuestions.md
index 5ae5ea53c7bf9a36ed100c90320f1bdbebc2410c..d1af5e3e6e3448e1d0d4076eef00fa8b01ac1689 100644
--- a/docs/system-design/framework/spring/SpringInterviewQuestions.md
+++ b/docs/system-design/framework/spring/SpringInterviewQuestions.md
@@ -388,6 +388,8 @@ Cookie 存储在客户端中，而Session存储在服务器上，相对来说 Se
 
 > JSON Web Token (JWT) is a compact, URL-safe means of representing claims to be transferred between two parties. The claims in a JWT are encoded as a JSON object that is used as the payload of a JSON Web Signature (JWS) structure or as the plaintext of a JSON Web Encryption (JWE) structure, enabling the claims to be digitally signed or integrity protected with a Message Authentication Code (MAC) and/or encrypted.    ——[JSON Web Token (JWT)](https://tools.ietf.org/html/rfc7519)
 
+
+
 ## 参考
 
 - 《Spring 技术内幕》