diff --git a/app/src/androidTest/java/de/jeanlucmakiola/agendula/data/tasks/room/RoomTasksDataSourceTest.kt b/app/src/androidTest/java/de/jeanlucmakiola/agendula/data/tasks/room/RoomTasksDataSourceTest.kt
index 69f4e33..c7f58f3 100644
--- a/app/src/androidTest/java/de/jeanlucmakiola/agendula/data/tasks/room/RoomTasksDataSourceTest.kt
+++ b/app/src/androidTest/java/de/jeanlucmakiola/agendula/data/tasks/room/RoomTasksDataSourceTest.kt
@@ -5,6 +5,7 @@ import androidx.test.core.app.ApplicationProvider
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import com.google.common.truth.Truth.assertThat
 import de.jeanlucmakiola.agendula.data.tasks.TaskQuery
+import de.jeanlucmakiola.agendula.data.tasks.TaskReminder
 import de.jeanlucmakiola.agendula.domain.TaskForm
 import de.jeanlucmakiola.agendula.domain.TaskStatus
 import org.junit.After
@@ -309,12 +310,15 @@ class RoomTasksDataSourceTest {
     fun alarmsRoundTripAndReplaceRatherThanAccumulate() {
         val id = source.insertTask(form(due = now + 1.days))
 
+        // The whole reminder, not just the minute count: collapsing it to a bare
+        // Int is what fired an imported START-referenced alarm off DUE, and an
+        // alarm this seam sets from the UI is always due-referenced.
         source.setAlarm(id, 30)
-        assertThat(source.alarms()[id]).isEqualTo(30)
+        assertThat(source.alarms()[id]).isEqualTo(TaskReminder(minutesBefore = 30))
 
         source.setAlarm(id, 60)
         assertThat(db.alarms().forTask(id)).hasSize(1)
-        assertThat(source.alarms()[id]).isEqualTo(60)
+        assertThat(source.alarms()[id]).isEqualTo(TaskReminder(minutesBefore = 60))
 
         source.setAlarm(id, null)
         assertThat(source.alarms()).doesNotContainKey(id)
diff --git a/docs/ROADMAP.md b/docs/ROADMAP.md
index 2d45d84..d67cec8 100644
--- a/docs/ROADMAP.md
+++ b/docs/ROADMAP.md
@@ -242,10 +242,16 @@ most of it broken, absent or unusable. Reasoning in
   `aapt` trap: the task can exit non-zero on a fully green run, so read
   `app/build/outputs/androidTest-results/connected/debug/*.xml` before believing
   the exit code.
-- ⬜ **Re-run it against the branch tip.** That run predates the 4 Sep commits,
-  which reworked `RoomTasksDataSource`, `ModeRoutingTasksDataSource` and
-  `RecurrenceExpander` and added instrumented cases of their own — so the tests
-  covering the store code as it stands have still never executed.
+- ✅ **Re-ran it against the branch tip** — 66 tests, 0 failures, Pixel 10 /
+  API 37, 22 Sep 2026, now including `ExternalImportTest`. Worth having done:
+  the first run failed one test.
+  `RoomTasksDataSourceTest.alarmsRoundTripAndReplaceRatherThanAccumulate`
+  asserted `alarms()[id] == 30`, from before the seam returned a `TaskReminder`
+  rather than a bare minute count — the production value was right
+  (`TaskReminder(minutesBefore=30, fromStart=false)`) and the assertion was
+  stale. It compiled because Truth's `isEqualTo` takes `Any?`, so nothing but
+  executing it could have caught it. Exactly the defect class this item
+  existed to find.
 - ⬜ Verify on a device — and note that the upgrade path this phase was designed
   around is **not** the one real users are on. `OneShotImport` reads a bundled
   dmfs provider's `databases/tasks.db`, and no release ever bundled one, so every