diff --git a/nodes/__init__.py b/nodes/__init__.py
index f43a6bf..8c6eded 100644
--- a/nodes/__init__.py
+++ b/nodes/__init__.py
@@ -31,7 +31,7 @@ class ARReadAudio:
         return outv
 
     def main(self, fpath):
-        signal = read_audio_file(signal_fpath)
+        signal = read_audio_file(fpath)
         return (signal,)