diff --git a/src/logic/Database.py b/src/logic/Database.py
index 36daa8914ded160eda901a481979ad4ea098ae79..6561b2b5a2d42c8dbb4f75202140d2770b350dd3 100644
--- a/src/logic/Database.py
+++ b/src/logic/Database.py
@@ -128,7 +128,7 @@ class Database:
     def add_measurement(self, sensorID: int, value: str):
         sensor = self.get_sensor(sensorID)
         LOGGER.debug(f'Inserting new measurement for sensor "{sensor["name"]}" '
-                     f'(value: "{value}", device_id "{sensor["device_id"]})')
+                     f'(value: "{value}", device_id "{sensor["device_id"]}")')
         self.__query(f'INSERT INTO {self.TABLE_MEASUREMENT}(sensor_id, value, timestamp ) VALUES(?, ?, ?)',
                      sensorID, value, self.__get_current_datetime(),
                      fetch_type=FetchType.NONE)