diff --git a/src/transcode/__init__.py b/src/transcode/__init__.py
index 89a8069..c48dda7 100644
--- a/src/transcode/__init__.py
+++ b/src/transcode/__init__.py
@@ -1,2 +1,2 @@
-from .track import Track
+from .file import File
 from .transcoder import Transcoder
diff --git a/src/transcode/track.py b/src/transcode/file.py
similarity index 97%
rename from src/transcode/track.py
rename to src/transcode/file.py
index 6371116..11618ad 100644
--- a/src/transcode/track.py
+++ b/src/transcode/file.py
@@ -1,10 +1,10 @@
 from pathlib import Path
 
 
-audio_extensions = ['flac']
+audio_extensions = ['.flac']
 art_extensions = ['.jpg', '.jpeg', '.png']
 
-class Track:
+class File:
     def __init__(self, location: Path):
         self.path = location
 
diff --git a/src/transcode/transcoder.py b/src/transcode/transcoder.py
index 53aeb0f..5b0d24e 100644
--- a/src/transcode/transcoder.py
+++ b/src/transcode/transcoder.py
@@ -2,7 +2,7 @@ from pathlib import Path
 import shutil
 import subprocess
 from multiprocessing import Pool
-from . import Track
+from . import File
 
 
 class Transcoder:
@@ -20,7 +20,7 @@ class Transcoder:
                     if album.is_dir():
                         for file in album.iterdir():
                             if file.is_file():
-                                transcode_list.append(Track(file))
+                                transcode_list.append(File(file))
                     else:
                         print(f"Warning, skipping non-dir '{album}' found in artist '{artist.parts[-1]}'")
                         continue
@@ -52,7 +52,7 @@ class Transcoder:
         else:
             return f"File {track.path} ignored"
 
-    def copy_album_art(self, file: Track):
+    def copy_album_art(self, file: File):
         self.create_directories(file)
         output_path = file.output_file(self.output_root, file.extension[1:])
         if output_path.exists():
@@ -83,7 +83,7 @@ class Transcoder:
         except Exception:
             return f"ERROR: Transcoding of '{track}' failed."
 
-    def create_directories(self, track: Track):
+    def create_directories(self, track: File):
         if not track.artist_out(self.output_root).exists():
             try:
                 track.artist_out(self.output_root).mkdir()