diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 8733d25..7263b0a 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -5,6 +5,10 @@ on:
     branches: [master, features]
   pull_request:
     branches: [master, features]
+  schedule:
+    # Run the tests every day at 6:00 AM.
+    # This allows to run the tests against the relative dates
+    - cron: "0 6 * * *"
 
 jobs:
   e2e-tests:
diff --git a/_kosmorro/i18n/strings.py b/_kosmorro/i18n/strings.py
index cb1a08a..09899fd 100644
--- a/_kosmorro/i18n/strings.py
+++ b/_kosmorro/i18n/strings.py
@@ -25,7 +25,7 @@ def from_event(event: Event, with_description: bool = True) -> Union[None, str]:
     string = string % tuple([from_object(o.identifier) for o in event.objects])
 
     if details is not None and with_description:
-        return "%s (%s)" % (string, details())
+        return "%s (%s)" % (string, details(event))
 
     return string