diff --git a/chatgpt-subset-feather-icon.rb b/chatgpt-subset-feather-icon.rb
index 32e2711..29e857b 100644
--- a/chatgpt-subset-feather-icon.rb
+++ b/chatgpt-subset-feather-icon.rb
@@ -5,7 +5,8 @@ require 'nokogiri'
 require 'set'
 
 # 1) Process all files passed in from the command line
-files = ARGV
+svgpath = ARGV[0]
+files = ARGV[1..]
 
 # 2) Extract used Feather icons
 used_icons = Set.new
@@ -27,7 +28,7 @@ end
 puts "Found #{used_icons.size} unique icons: #{used_icons.to_a.join(', ')}"
 
 # 3) Load the full feather-sprite.svg as XML
-sprite_doc = File.open("feather-sprite.svg", "r:UTF-8") { |f| Nokogiri::XML(f) }
+sprite_doc = File.open(svgpath, "r:UTF-8") { |f| Nokogiri::XML(f) }
 
 # 4) Create a new SVG with only the required symbols
 new_svg = Nokogiri::XML::Document.new
@@ -43,7 +44,7 @@ sprite_doc.css("symbol").each do |symbol_node|
 end
 
 # 5) Save the subset sprite
-File.open("custom-sprite.svg", "w:UTF-8") do |f|
+File.open(svgpath, "w:UTF-8") do |f|
   f.write(new_svg.to_xml)
 end