diff --git a/requirements.txt b/requirements.txt
index 20c0854..aaa5d35 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ pydantic-settings>=2.11.0
 
 # Streamlit for Web UI
 streamlit==1.50.0
-altair==5.5.0
+altair==6.0.0
 
 # Database and Data Processing
 duckdb==1.4.1