diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 183b90e..ca39e3a 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "orjson==3.10.18",
     "pydantic==2.11.7",
     "pydantic-settings==2.10.1",
-    "python-dotenv==1.1.1",
+    "python-dotenv==1.2.2",
     "uvicorn[standard]==0.34.3",
     "websockets==15.0.1",
 ]