diff --git a/.gitignore b/.gitignore
index f345153..f1a4ff7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -129,4 +129,6 @@ dmypy.json
 # Pyre type checker
 .pyre/
 
-.idea/
\ No newline at end of file
+.idea/
+*.wav
+*.log
\ No newline at end of file
diff --git a/src/app.py b/src/app.py
index c79cef8..a2032a1 100644
--- a/src/app.py
+++ b/src/app.py
@@ -46,7 +46,7 @@ def main() -> None:
     Main function
     :return:
     """
-    listofabcsignaprocessors = [SoundSignalProcessor()]
+    listofabcsignaprocessors = (SoundSignalProcessor())
     loopingtimer = LoopingTimer(function=timer_tick, args=[listofabcsignaprocessors], interval=config.TICK_INTERVAL)
     loopingtimer.start()