diff --git a/mcp-gateway/requirements.txt b/mcp-gateway/requirements.txt
index 3f9b26e..5ac43c7 100644
--- a/mcp-gateway/requirements.txt
+++ b/mcp-gateway/requirements.txt
@@ -2,7 +2,7 @@ fastapi==0.115.0
 uvicorn[standard]==0.52.4
 pydantic==2.9.2
 httpx==0.28.1
-PyYAML==6.0.2
+PyYAML==6.0.3
 sse-starlette==3.4.11
 openai==3.19.2
 redis==8.1.0