diff --git a/backend/requirements.txt b/backend/requirements.txt
index 17b9d2d..e28d385 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -6,7 +6,7 @@ pandas==3.0.5
 pyarrow==23.0.1
 duckdb==1.5.5
 h3==3.7.7
-python-dotenv==1.2.2
+python-dotenv==1.2.3
 httpx==0.28.1
 pydantic==2.13.4
 pydantic-settings==2.15.0