diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index 4c5007963..2208ae877 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -1868,8 +1868,8 @@ void PrintConfigDef::init_fff_params()
     def->set_default_value(new ConfigOptionFloats{10});
 
     def           = this->add("filament_change_length", coFloats);
-    def->label    = L("Filament change length");
-    def->tooltip  = L("Filament change length");
+    def->label    = L("Filament ramming length");
+    def->tooltip  = L("the ramming length of this filament when changing extruder");
     def->sidetext = L("mm");
     def->min      = 0;
     def->mode     = comAdvanced;