diff --git a/requirements.txt b/requirements.txt
index 57e1922f..44969096 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,9 +4,6 @@ httpx>=0.27.0
 charset-normalizer>=3.3.2
 chardet>=5.2.0
 
-# dirsearch：用 python3 -m dirsearch 时由本依赖提供（含 defusedxml 等）
-dirsearch>=0.4.3
-
 # Python exploitation / analysis frameworks referenced by tool recipes
 # angr>=9.2.96
 # pwntools>=4.12.0
@@ -15,3 +12,6 @@ uro>=1.0.2
 
 bloodhound>=1.6.1
 impacket>=0.11.0
+
+# MCP (Model Context Protocol) SDK
+mcp>=1.0.0