diff --git a/owrx/source/rtl_sdr_soapy.py b/owrx/source/rtl_sdr_soapy.py
index 393286c..55744d5 100644
--- a/owrx/source/rtl_sdr_soapy.py
+++ b/owrx/source/rtl_sdr_soapy.py
@@ -4,7 +4,7 @@ from .soapy import SoapyConnectorSource
 class RtlSdrSoapySource(SoapyConnectorSource):
     def getSoapySettingsMappings(self):
         mappings = super().getSoapySettingsMappings()
-        mappings.update({"direct_sampling": "direct_samp", "bias_tee": "bias_tee"})
+        mappings.update({"direct_sampling": "direct_samp", "bias_tee": "biastee"})
         return mappings
 
     def getDriver(self):