diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index 5aeba95bd..62013be38 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -1765,13 +1765,13 @@ void PrintConfigDef::init_fff_params()
 
     def = this->add("bed_temperature_formula", coEnum);
     def->label = L("Bed temperature type");
-    def->tooltip = L("With this option enabled, you can print filaments with significant bed temperature differentials.");
+    def->tooltip = L("This option determines how the bed temperature is set during slicing: based on the temperature of the first filament or the highest temperature of the printed filaments.");
     def->mode = comDevelop;
     def->enum_keys_map = &ConfigOptionEnum<BedTempFormula>::get_enum_values();
-    def->enum_values.push_back("first_filament");
-    def->enum_values.push_back("highest_filament");
-    def->enum_labels.push_back("First filament");
-    def->enum_labels.push_back("Highest temp filament");
+    def->enum_values.push_back("by_first_filament");
+    def->enum_values.push_back("by_highest_temp");
+    def->enum_labels.push_back(L("By First filament"));
+    def->enum_labels.push_back(L("By Highest Temp"));
     def->set_default_value(new ConfigOptionEnum<BedTempFormula>(BedTempFormula::btfFirstFilament));
 
     def = this->add("filament_diameter", coFloats);