diff --git a/TH3DUF_R2/Configuration_backend.h b/TH3DUF_R2/Configuration_backend.h
index eee23ff..9c2bc88 100644
--- a/TH3DUF_R2/Configuration_backend.h
+++ b/TH3DUF_R2/Configuration_backend.h
@@ -1969,7 +1969,7 @@
 
 #define SERIAL_PORT 0
 
-#if ENABLED(CR10SDUALEBOARD) || ENABLED(TIM_AM8)
+#if ENABLED(CR10SDUALEBOARD) || ENABLED(TIM_AM8) || (ENABLED(MKS_PRINTER) && ENABLED(DUAL_EXTRUDER_SINGLE_HOTEND)) || (ENABLED(MKS_PRINTER) && ENABLED(DUAL_HOTEND_DUAL_NOZZLES))
   #define EXTRUDERS 2
 #else
   #define EXTRUDERS 1
@@ -2002,6 +2002,8 @@
 #if ENABLED(DUAL_HOTEND_DUAL_NOZZLES)
   #if ENABLED(V6_HOTEND)
     #define TEMP_SENSOR_1 5
+  #elif ENABLED(KNOWN_HOTEND_THERMISTOR)
+    #define TEMP_SENSOR_1 KNOWN_HOTEND_THERMISTOR_VALUE
   #else
     #define TEMP_SENSOR_1 1
   #endif