diff --git a/installer/lib/private/shared_utils.ex b/installer/lib/private/shared_utils.ex
index 09bdf72..8374879 100644
--- a/installer/lib/private/shared_utils.ex
+++ b/installer/lib/private/shared_utils.ex
@@ -6,21 +6,14 @@ defmodule Installer.Lib.Private.SharedUtils do
 
   def extract_positional_args(argv, got_argv, positional) do
     case OptionParser.next(argv, switches: []) do
-      {:ok, _key, _value, rest} ->
+      {_, _key, true, rest} ->
         extract_positional_args(
           rest,
-          got_argv ++ [Enum.at(argv, 0), Enum.at(argv, 1)],
+          got_argv ++ [Enum.at(argv, 0)],
           positional
         )
 
-      {:invalid, _key, _value, rest} ->
-        extract_positional_args(
-          rest,
-          got_argv ++ [Enum.at(argv, 0), Enum.at(argv, 1)],
-          positional
-        )
-
-      {:undefined, _key, _value, rest} ->
+      {_, _key, _value, rest} ->
         extract_positional_args(
           rest,
           got_argv ++ [Enum.at(argv, 0), Enum.at(argv, 1)],