diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index 4ac981c960..bef8ad3eb7 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -2074,7 +2074,7 @@ void PrintConfigDef::init_fff_params()
     def->label = L("Output filename format");
     def->tooltip = L("You can use all configuration options as variables inside this template. "
                    "For example: [layer_height], [fill_density] etc. You can also use [timestamp], "
-                   "[year], [month], [day], [hour], [minute], [second], [version], [input_filename], "
+                   "[year], [month], [day], [hour], [minute], [second], [version], "
                    "[input_filename_base], [default_output_extension].");
     def->full_width = true;
     def->mode = comExpert;