diff --git a/Stock_MCP/requirements.txt b/Stock_MCP/requirements.txt
index 3108a09..c96230d 100644
--- a/Stock_MCP/requirements.txt
+++ b/Stock_MCP/requirements.txt
@@ -57,7 +57,7 @@ httpx==0.28.1
     #   mcp
 httpx-sse==0.4.3
     # via mcp
-idna==3.11
+idna==3.15
     # via
     #   anyio
     #   httpx