diff --git a/ai/slackbot-mcp-client/no-auth/requirements.txt b/ai/slackbot-mcp-client/no-auth/requirements.txt
index ff27292..b84a5fe 100644
--- a/ai/slackbot-mcp-client/no-auth/requirements.txt
+++ b/ai/slackbot-mcp-client/no-auth/requirements.txt
@@ -1,4 +1,4 @@
-httpx2==2.12.0
+httpx2==2.13.0
 mcp==2.2.0
 mypy==2.3.1
 pytest==9.1.1