diff --git a/src/bin/converter.rs b/src/bin/converter.rs
index a229cdd..b19c413 100644
--- a/src/bin/converter.rs
+++ b/src/bin/converter.rs
@@ -1,11 +1,11 @@
+use std::path::PathBuf;
+
 use ableton_rack_converter::{self, fixers};
 
 fn main() {
-    let file_load = String::from(".\\validation\\Utility11.adg");
-    let xml_save = String::from(".\\exported_files\\Utility11_save.xml");
-    let file_save = String::from(".\\exported_files\\Utility11_save.adg");
-    let mut device = ableton_rack_converter::load_adg(&file_load);
+    let file_load = PathBuf::from(".\\validation\\Utility11.adg");
+    let file_save = PathBuf::from(".\\exported_files\\Utility11_save.adg");
+    let mut device = ableton_rack_converter::load_adg(file_load);
     fixers::traverse_children(&mut device);
-    ableton_rack_converter::save_uncompressed(&device, &xml_save);
-    ableton_rack_converter::save_adg(&device, &file_save);
+    ableton_rack_converter::save_adg(&device, file_save);
 }
diff --git a/src/lib.rs b/src/lib.rs
index e84770b..4ffde4a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,7 +9,7 @@ use xml_dom::{level2::RefNode, parser};
 
 pub mod fixers;
 
-pub fn load_adg(filename: &str) -> RefNode {
+pub fn load_adg(filename: PathBuf) -> RefNode {
     let contents = File::open(filename).expect("failed to load file");
     let xml = decompress(contents);
     decode(&xml)
@@ -28,13 +28,13 @@ fn decode(xml: &str) -> RefNode {
     parser::read_xml(xml).expect("failed to parse xml")
 }
 
-pub fn save_adg(dom: &RefNode, filename: &str) {
+pub fn save_adg(dom: &RefNode, filename: PathBuf) {
     let xml = encode(dom);
     let compressed = compress(&xml);
     fs::write(filename, compressed).expect("could not write file");
 }
 
-pub fn save_uncompressed(dom: &RefNode, filename: &str) {
+pub fn save_uncompressed(dom: &RefNode, filename: PathBuf) {
     let xml = encode(dom);
     fs::write(filename, xml.as_bytes()).expect("could not write file");
 }