diff --git a/klippy/extras/temperature_sensors.cfg b/klippy/extras/temperature_sensors.cfg
index d199520a2c89..27774ae595a7 100644
--- a/klippy/extras/temperature_sensors.cfg
+++ b/klippy/extras/temperature_sensors.cfg
@@ -116,7 +116,7 @@ beta: 4100
 
 [adc_temperature Trianglelab T-D500]
 temperature1: 25
-resistance1: 4721000.00
+resistance1: 3649000.00
 temperature2: 100
 resistance2: 147700.00
 temperature3: 110