diff --git a/poc/py-ratio1024-log2/buttons.py b/poc/py-ratio1024-log2/buttons.py
index c8cd03b..c622236 100644
--- a/poc/py-ratio1024-log2/buttons.py
+++ b/poc/py-ratio1024-log2/buttons.py
@@ -42,4 +42,5 @@ if __name__ == "__main__":
       for i in range(3):
          print("", 3-i, "...")
          time.sleep(1)
-      tap(key)
+      tap(53)
+      exit()