diff --git a/resources/profiles/Prusa/machine/fdm_machine_common.json b/resources/profiles/Prusa/machine/fdm_machine_common.json
index 8680aa36fb..b595079b56 100644
--- a/resources/profiles/Prusa/machine/fdm_machine_common.json
+++ b/resources/profiles/Prusa/machine/fdm_machine_common.json
@@ -126,7 +126,6 @@
     "deretraction_speed": [
         "30"
     ],
-    "silent_mode": "0",
     "single_extruder_multi_material": "1",
     "change_filament_gcode": "",
     "before_layer_change_gcode": ";BEFORE_LAYER_CHANGE\n;[layer_z]\nG92 E0\n",
diff --git a/resources/profiles/Prusa/machine/fdm_machine_common_mk4s.json b/resources/profiles/Prusa/machine/fdm_machine_common_mk4s.json
index 1d4d32613a..5e8cf14f23 100644
--- a/resources/profiles/Prusa/machine/fdm_machine_common_mk4s.json
+++ b/resources/profiles/Prusa/machine/fdm_machine_common_mk4s.json
@@ -110,7 +110,6 @@
     "retraction_length": "0.7",
     "retraction_minimum_travel": "1.5",
     "retraction_speed": "35",
-    "silent_mode": "1",
     "single_extruder_multi_material": "0",
     "thumbnails": [
         "16x16/QOI",
diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index 3238ae2fd8..e10b4c97a9 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -6513,7 +6513,7 @@ void PrintConfigDef::handle_legacy(t_config_option_key &opt_key, std::string &va
         "retraction_distance_when_cut",
         "extruder_type",
         "internal_bridge_support_thickness","extruder_clearance_max_radius", "top_area_threshold", "reduce_wall_solid_infill","filament_load_time","filament_unload_time",
-        "smooth_coefficient", "overhang_totally_speed"
+        "smooth_coefficient", "overhang_totally_speed", "silent_mode"
     };
 
     if (ignore.find(opt_key) != ignore.end()) {