diff --git a/etc/icad_tone.py b/etc/icad_tone.py
index ef52018..9beedf5 100644
--- a/etc/icad_tone.py
+++ b/etc/icad_tone.py
@@ -194,9 +194,6 @@ def main():
                     )
                     detect_and_alert(audio, SAMPLE_RATE)
                     buffer = buffer[DETECTION_CHUNK:]  # keep remainder for next window
-                # Prevent buffer from growing forever
-                if buffer.size > DETECTION_CHUNK * 10:
-                    buffer = buffer[-DETECTION_CHUNK*10:]
             except Exception as e:
                 print(f"Callback error: {e}", file=sys.stderr)
         try: