diff --git a/companion/src/modeledit/telemetry.cpp b/companion/src/modeledit/telemetry.cpp
index 0b4c6e8a6..bb32790b8 100644
--- a/companion/src/modeledit/telemetry.cpp
+++ b/companion/src/modeledit/telemetry.cpp
@@ -819,7 +819,9 @@ void TelemetryPanel::setup()
   ui->ignoreSensorIds->setField(model->frsky.ignoreSensorIds, this);
   ui->disableTelemetryAlarms->setField(model->rssiAlarms.disabled);
 
+  ui->rssiAlarmWarningSB->setRange(45 - 30, 45 + 30);
   ui->rssiAlarmWarningSB->setValue(model->rssiAlarms.warning);
+  ui->rssiAlarmCriticalSB->setRange(42 - 30, 42 + 30);
   ui->rssiAlarmCriticalSB->setValue(model->rssiAlarms.critical);
 
   ui->rssiSourceLabel->show();