diff --git a/requirements.txt b/requirements.txt
index c3875ff..e2553a0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 google-adk[database]>=1.2.1
 a2a-sdk>=0.2.5
 fastapi==0.115.12
-litellm==1.72.0
+litellm==1.83.0
 uvicorn[standard]==0.34.3
 streamlit==1.45.1
 python-dotenv==1.1.0