diff --git a/README.md b/README.md
index 90e0c56..e6cbad2 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ A Unified Benchmark and Toolbox for Multimodal Jailbreak Attack–Defense Evalua
 
 ## Integrated Attack Methods
 
-## Integrated Defense Methods
+## 🛡️Integrated Defense Methods
 | No. | Title                                                                                                                                                               | Type | Venue | Paper     | Code      |
 |:---|:--------------------------------------------------------------------------------------------------------------------------------------------------------------------|:----:|:---:|:-----------|:-----------|
 | 1  | Jailguard: A universal detection framework for llm prompt-based attacks                                                                                             |   1   | arXiv | [paper link](https://arxiv.org/pdf/2312.10766) |    [code link](https://github.com/shiningrain/JailGuard)     |