diff --git a/config/examples/Formbot/T_Rex_3/Configuration.h b/config/examples/Formbot/T_Rex_3/Configuration.h
index a93401decf..1641140408 100644
--- a/config/examples/Formbot/T_Rex_3/Configuration.h
+++ b/config/examples/Formbot/T_Rex_3/Configuration.h
@@ -637,7 +637,7 @@
 // Above this temperature the heater will be switched off.
 // This can protect components from overheating, but NOT from shorts and failures.
 // (Use MINTEMP for thermistor short/failure protection.)
-#define HEATER_0_MAXTEMP 410
+#define HEATER_0_MAXTEMP 305
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
 #define HEATER_3_MAXTEMP 275