diff --git a/owrx/source/__init__.py b/owrx/source/__init__.py
index 2ea6eca..688f0de 100644
--- a/owrx/source/__init__.py
+++ b/owrx/source/__init__.py
@@ -388,6 +388,7 @@ class SdrDeviceDescription(object):
                 "",
                 checkboxText="Keep device running at all times",
                 infotext="Prevents shutdown of the device when idle. Useful for devices with unreliable startup.",
+                converter=OptionalConverter(defaultFormValue=False),
             ),
             CheckboxInput(
                 "services",