diff --git a/config/packages/process/demo.stop.signal.yaml b/config/packages/process/demo.stop.signal.yaml
index 8c2e00f..949c9d1 100644
--- a/config/packages/process/demo.stop.signal.yaml
+++ b/config/packages/process/demo.stop.signal.yaml
@@ -21,7 +21,7 @@ clever_age_process:
                             mapping:
                                 mapping:
                                     item:
-                                        code: '[0]'
+                                        code: '.'
                                     waited:
                                         constant: 3
                                         transformers: