diff --git a/autosub/__init__.py b/autosub/__init__.py
index 32c947c3..1ef9157e 100644
--- a/autosub/__init__.py
+++ b/autosub/__init__.py
@@ -141,8 +141,8 @@ def is_exe(file_path):
 def extract_audio(filename, channels=1, rate=16000):
     temp = tempfile.NamedTemporaryFile(suffix='.wav', delete=False)
     if not os.path.isfile(filename):
-        print("The given file does not exist: {0}".format(filename))
-        raise Exception("Invalid filepath: {0}".format(filename))
+        print("The given file does not exist: {}".format(filename))
+        raise Exception("Invalid filepath: {}".format(filename))
     if not which("ffmpeg"):
         print("ffmpeg: Executable not found on machine.")
         raise Exception("Dependency not found: ffmpeg")