diff --git a/Marlin/src/core/language.h b/Marlin/src/core/language.h
index 2d0b23a52998..ddb3c740b856 100644
--- a/Marlin/src/core/language.h
+++ b/Marlin/src/core/language.h
@@ -247,6 +247,8 @@
 #define STR_LASER_TEMP                      "laser temperature"
 
 #define STR_STOPPED_HEATER                  ", system stopped! Heater_ID: "
+#define STR_DETECTED_TEMP_B                 " (temp: "
+#define STR_DETECTED_TEMP_E                 ")"
 #define STR_REDUNDANCY                      "Heater switched off. Temperature difference between temp sensors is too high !"
 #define STR_T_HEATING_FAILED                "Heating failed"
 #define STR_T_THERMAL_RUNAWAY               "Thermal Runaway"