diff --git a/有趣的/README.md b/有趣的/README.md
index bd6fc57..8cb22c8 100644
--- a/有趣的/README.md
+++ b/有趣的/README.md
@@ -1,4 +1,4 @@
-<a><img align="right" src="https://fastly.jsdelivr.net/gh/hoochanlon/w3-goto-world/W3UnitTest/syr.jpg" width="270 " height="270" /></a>
+<a><img align="right" src="https://fastly.jsdelivr.net/gh/hoochanlon/w3-goto-world/W3UnitTest/syr.png" width="270 " height="270" /></a>
 
 ### 社会学文献信息库