diff --git a/bench-data-connector/README.md b/bench-data-connector/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/bench-data-connector/src/bench_data_connector/__init__.py b/bench-data-connector/src/bench_data_connector/__init__.py
index b323c49..e6d3e7f 100644
--- a/bench-data-connector/src/bench_data_connector/__init__.py
+++ b/bench-data-connector/src/bench_data_connector/__init__.py
@@ -209,6 +209,8 @@ class SensorData:
 
 
 def main() -> None:
+    global config
+
     try:
         config = read_config("~/.config/dynalab/connectors/bench_v1.json")
     except FileNotFoundError: