diff --git a/resources/build/smbios.py b/resources/build/smbios.py
index 2960834879..ce527505d4 100644
--- a/resources/build/smbios.py
+++ b/resources/build/smbios.py
@@ -288,7 +288,7 @@ def _advanced_serial_patch(self) -> None:
         """
 
         if self.constants.custom_serial_number == "" or self.constants.custom_board_serial_number == "":
-            macserial_output = subprocess.run([self.constants.macserial_path] + f"-g -m {self.spoofed_model} -n 1".split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+            macserial_output = subprocess.run([self.constants.macserial_path, "--generate", "--model", self.spoofed_model, "--num", "1"], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
             macserial_output = macserial_output.stdout.decode().strip().split(" | ")
             sn = macserial_output[0]
             mlb = macserial_output[1]
diff --git a/resources/wx_gui/gui_settings.py b/resources/wx_gui/gui_settings.py
index 34a9fcc068..74677d3f8a 100644
--- a/resources/wx_gui/gui_settings.py
+++ b/resources/wx_gui/gui_settings.py
@@ -1152,7 +1152,7 @@ def on_generate_serial_number(self, event: wx.Event) -> None:
         if dlg.ShowModal() != wx.ID_YES:
             return
 
-        macserial_output = subprocess.run([self.constants.macserial_path] + f"-g -m {self.constants.custom_model or self.constants.computer.real_model} -n 1".split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+        macserial_output = subprocess.run([self.constants.macserial_path, "--generate", "--model", self.constants.custom_model or self.constants.computer.real_model, "--num", "1"], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
         macserial_output = macserial_output.stdout.decode().strip().split(" | ")
         if len(macserial_output) == 2:
             self.custom_serial_number_textbox.SetValue(macserial_output[0])