diff --git a/requirements.txt b/requirements.txt
index 7d0d6c5..f955acc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-dfx-agentguard>=0.2.0
+dfx-agentguard>=0.6.6
 fastapi>=0.138.1
 uvicorn>=0.20
 httpx>=0.28.1