diff --git a/addons/hw_scanner/controllers/main.py b/addons/hw_scanner/controllers/main.py
index ad0f47a2cda..4c3150a269e 100644
--- a/addons/hw_scanner/controllers/main.py
+++ b/addons/hw_scanner/controllers/main.py
@@ -122,6 +122,9 @@ class Scanner(Thread):
             if not evdev:
                 return None
 
+            if not os.path.isdir(self.input_dir):
+                return None
+
             new_devices = [device for device in listdir(self.input_dir)
                            if join(self.input_dir, device) not in [dev.evdev.fn for dev in self.open_devices]]
             scanners = [device for device in new_devices