diff --git a/machine.cfg b/machine.cfg
index b719dbc..7f9df58 100644
--- a/machine.cfg
+++ b/machine.cfg
@@ -219,9 +219,7 @@ off_below: 0.10
 ##   Chamber Temp Sensor - SPI1 (MISO)
 [temperature_sensor chamber]
 sensor_type: Generic 3950
-sensor_pin: PA6
-pullup_resistor: 10000
-inline_resistor: 100
+sensor_pin: PA3
 min_temp: 0
 max_temp: 100
 gcode_id: C
@@ -229,9 +227,7 @@ gcode_id: C
 ##   Z Extrusion Expansion Sensor - SPI1 (SCK)
 [temperature_sensor frame]
 sensor_type: Generic 3950
-sensor_pin: PA5 
-pullup_resistor: 10000
-inline_resistor: 100
+sensor_pin: PA2 
 min_temp: 0
 max_temp: 100