diff --git a/workers/linakdesk.py b/workers/linakdesk.py
index cd0849d..620a52f 100644
--- a/workers/linakdesk.py
+++ b/workers/linakdesk.py
@@ -18,7 +18,7 @@ class LinakdeskWorker(BaseWorker):
     return [MqttMessage(topic=self.format_topic('height/cm'), payload=self._get_height())]
 
   def _get_height(self):
-    with timeout(SCAN_TIMEOUT, exception=TimeoutError('Retrieving the height from {} device {} timed out after {} seconds'.format(repr(self), self.mac, SCAN_TIMEOUT))):
+    with timeout(self.SCAN_TIMEOUT, exception=TimeoutError('Retrieving the height from {} device {} timed out after {} seconds'.format(repr(self), self.mac, self.SCAN_TIMEOUT))):
       self.desk.read_dpg_data()
       return self.desk.current_height_with_offset.cm
 
diff --git a/workers/miscale.py b/workers/miscale.py
index 5d8c00a..c6e9258 100644
--- a/workers/miscale.py
+++ b/workers/miscale.py
@@ -22,9 +22,9 @@ class MiscaleWorker(BaseWorker):
 
     scan_processor = ScanProcessor(self.mac)
     scanner = btle.Scanner().withDelegate(scan_processor)
-    scanner.scan(SCAN_TIMEOUT, passive=True)
+    scanner.scan(self.SCAN_TIMEOUT, passive=True)
 
-    with timeout(SCAN_TIMEOUT, exception=TimeoutError('Retrieving the weight from {} device {} timed out after {} seconds'.format(repr(self), self.mac, SCAN_TIMEOUT))):
+    with timeout(self.SCAN_TIMEOUT, exception=TimeoutError('Retrieving the weight from {} device {} timed out after {} seconds'.format(repr(self), self.mac, self.SCAN_TIMEOUT))):
       while scan_processor.weight is None:
         time.sleep(1)
       return scan_processor.weight