diff --git a/hardware/mb_2024_rev_0_0.py b/hardware/mb_2024_rev_0_0.py
index 675dd397e203df11ac55430b0b37c3feaefff68e..4493a3f347012e60ee53657d816f7a6c0d84130f 100644
--- a/hardware/mb_2024_rev_0_0.py
+++ b/hardware/mb_2024_rev_0_0.py
@@ -256,7 +256,7 @@ class Rx(RxAbstract):
     def adc_gain_auto(self):
         gain_0 = _gain_auto(AnalogIn(self._ads_voltage, ads.P0))
         gain_2 = _gain_auto(AnalogIn(self._ads_voltage, ads.P2))
-        gain = np.min([gain_0, gain_2])[0]
+        gain = np.min([gain_0, gain_2])
         self.exec_logger.debug(f'Setting TX ADC gain automatically to {gain}')
         self.adc_gain = gain
 
diff --git a/hardware/ohmpi_card_3_15.py b/hardware/ohmpi_card_3_15.py
index 72d5568b25c903bfa17250353c78f011caca1d7c..5ac3c287ab64d50006c80fa8a7e294bb4f9f7238 100644
--- a/hardware/ohmpi_card_3_15.py
+++ b/hardware/ohmpi_card_3_15.py
@@ -225,7 +225,7 @@ class Rx(RxAbstract):
     def adc_gain_auto(self):
         gain_0 = _gain_auto(AnalogIn(self._ads_voltage, ads.P0))
         gain_2 = _gain_auto(AnalogIn(self._ads_voltage, ads.P2))
-        gain = np.min([gain_0, gain_2])[0]
+        gain = np.min([gain_0, gain_2])
         self.exec_logger.debug(f'Setting TX ADC gain automatically to {gain}')
         self.adc_gain = gain