diff --git a/CHANGELOG.md b/CHANGELOG.md
index 73a6fc1f1..a3d37f25a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fixed event text readability on colored backgrounds ([#1065])
 - Fixed invisible current time indicator in weekly view ([#99])
 - Fixed stuck zoom level in weekly view on some devices ([#621])
+- Fixed events starting at 1970-01-01 00:00 (Unix timestamp 0) not being visible ([#440])
 
 ## [1.10.3] - 2026-02-14
 ### Changed
@@ -224,6 +225,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [#393]: https://github.com/FossifyOrg/Calendar/issues/393
 [#394]: https://github.com/FossifyOrg/Calendar/issues/394
 [#406]: https://github.com/FossifyOrg/Calendar/issues/406
+[#440]: https://github.com/FossifyOrg/Calendar/issues/440
 [#484]: https://github.com/FossifyOrg/Calendar/issues/484
 [#486]: https://github.com/FossifyOrg/Calendar/issues/486
 [#550]: https://github.com/FossifyOrg/Calendar/issues/550
diff --git a/app/detekt-baseline.xml b/app/detekt-baseline.xml
index 12dc7d2b5..dc1b890f3 100644
--- a/app/detekt-baseline.xml
+++ b/app/detekt-baseline.xml
@@ -275,12 +275,9 @@
     <ID>MaxLineLength:EventListAdapter.kt$EventListAdapter$val eventsToDelete = listItems.filter { selectedKeys.contains((it as? ListEvent)?.hashCode()) } as List&lt;ListEvent&gt;</ID>
     <ID>MaxLineLength:EventListWidgetAdapter.kt$EventListWidgetAdapter$if</ID>
     <ID>MaxLineLength:EventListWidgetAdapter.kt$EventListWidgetAdapter$}</ID>
-    <ID>MaxLineLength:EventsDao.kt$EventsDao$//val selection = "$COL_REMINDER_MINUTES != -1 AND ($COL_START_TS &gt; ? OR $COL_REPEAT_INTERVAL != 0) AND $COL_START_TS != 0"</ID>
-    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE reminder_1_minutes != -1 AND (start_ts &gt; :currentTS OR repeat_interval != 0) AND start_ts != 0")</ID>
-    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND end_ts &gt;= :fromTS AND start_ts != 0 AND repeat_interval = 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")</ID>
-    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND end_ts &gt;= :fromTS AND start_ts != 0 AND repeat_interval = 0 AND event_type IN (:calendarIds)")</ID>
-    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND start_ts != 0 AND repeat_interval != 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")</ID>
-    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND start_ts != 0 AND repeat_interval != 0 AND event_type IN (:calendarIds)")</ID>
+    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND end_ts &gt;= :fromTS AND repeat_interval = 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")</ID>
+    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND end_ts &gt;= :fromTS AND repeat_interval = 0 AND event_type IN (:calendarIds)")</ID>
+    <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND repeat_interval != 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")</ID>
     <ID>MaxLineLength:EventsDao.kt$EventsDao$@Query("SELECT * FROM events WHERE start_ts &lt;= :toTS AND start_ts &gt;= :fromTS AND event_type IN (:calendarIds) AND type = $TYPE_TASK")</ID>
     <ID>MaxLineLength:EventsDatabase.kt$EventsDatabase.Companion.&lt;no name provided&gt;$execSQL("CREATE TABLE IF NOT EXISTS `tasks` (`id` INTEGER PRIMARY KEY AUTOINCREMENT, `task_id` INTEGER NOT NULL, `start_ts` INTEGER NOT NULL, `flags` INTEGER NOT NULL)")</ID>
     <ID>MaxLineLength:EventsDatabase.kt$EventsDatabase.Companion.&lt;no name provided&gt;$execSQL("CREATE TABLE IF NOT EXISTS `widgets` (`id` INTEGER PRIMARY KEY AUTOINCREMENT, `widget_id` INTEGER NOT NULL, `period` INTEGER NOT NULL)")</ID>
diff --git a/app/src/androidTest/kotlin/org/fossify/calendar/interfaces/EventsDaoGetOneTimeEventsFromToWithCalendarIdsTest.kt b/app/src/androidTest/kotlin/org/fossify/calendar/interfaces/EventsDaoGetOneTimeEventsFromToWithCalendarIdsTest.kt
index e11e1234f..530cb285a 100644
--- a/app/src/androidTest/kotlin/org/fossify/calendar/interfaces/EventsDaoGetOneTimeEventsFromToWithCalendarIdsTest.kt
+++ b/app/src/androidTest/kotlin/org/fossify/calendar/interfaces/EventsDaoGetOneTimeEventsFromToWithCalendarIdsTest.kt
@@ -74,12 +74,10 @@ class EventsDaoGetOneTimeEventsFromToWithCalendarIdsTest {
     @Test
     @Throws(Exception::class)
     fun bug440_EventAtMidnightOnFirstJan1970() {
-        expectedFailure("https://github.com/FossifyOrg/Calendar/issues/440") {
-            eventsDao.insertOrUpdate(Event(id = 0, startTS = 0, endTS = 3600, calendarId = calendarId))
+        eventsDao.insertOrUpdate(Event(id = 0, startTS = 0, endTS = 3600, calendarId = calendarId))
 
-            val eventsOnFirstJan1970 = eventsDao.getOneTimeEventsFromToWithCalendarIds(86400, 0, listOf(calendarId))
+        val eventsOnFirstJan1970 = eventsDao.getOneTimeEventsFromToWithCalendarIds(86400, 0, listOf(calendarId))
 
-            Assert.assertEquals(1, eventsOnFirstJan1970.count())
-        }
+        Assert.assertEquals(1, eventsOnFirstJan1970.count())
     }
 }
diff --git a/app/src/main/kotlin/org/fossify/calendar/interfaces/EventsDao.kt b/app/src/main/kotlin/org/fossify/calendar/interfaces/EventsDao.kt
index 0f2b13863..e3c191d9c 100644
--- a/app/src/main/kotlin/org/fossify/calendar/interfaces/EventsDao.kt
+++ b/app/src/main/kotlin/org/fossify/calendar/interfaces/EventsDao.kt
@@ -55,14 +55,14 @@ interface EventsDao {
     @Query("SELECT * FROM events WHERE id = :id AND start_ts <= :toTS AND end_ts >= :fromTS AND repeat_interval = 0")
     fun getOneTimeEventFromToWithId(id: Long, toTS: Long, fromTS: Long): List<Event>
 
-    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND end_ts >= :fromTS AND start_ts != 0 AND repeat_interval = 0 AND event_type IN (:calendarIds)")
+    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND end_ts >= :fromTS AND repeat_interval = 0 AND event_type IN (:calendarIds)")
     fun getOneTimeEventsFromToWithCalendarIds(
         toTS: Long,
         fromTS: Long,
         calendarIds: List<Long>
     ): List<Event>
 
-    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND end_ts >= :fromTS AND start_ts != 0 AND repeat_interval = 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")
+    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND end_ts >= :fromTS AND repeat_interval = 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")
     fun getOneTimeEventsFromToWithTypesForSearch(
         toTS: Long,
         fromTS: Long,
@@ -76,10 +76,10 @@ interface EventsDao {
     @Query("SELECT * FROM events WHERE id = :id AND start_ts <= :toTS AND repeat_interval != 0")
     fun getRepeatableEventsOrTasksWithId(id: Long, toTS: Long): List<Event>
 
-    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND start_ts != 0 AND repeat_interval != 0 AND event_type IN (:calendarIds)")
+    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND repeat_interval != 0 AND event_type IN (:calendarIds)")
     fun getRepeatableEventsOrTasksWithCalendarIds(toTS: Long, calendarIds: List<Long>): List<Event>
 
-    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND start_ts != 0 AND repeat_interval != 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")
+    @Query("SELECT * FROM events WHERE start_ts <= :toTS AND repeat_interval != 0 AND event_type IN (:calendarIds) AND (title LIKE :searchQuery OR location LIKE :searchQuery OR description LIKE :searchQuery)")
     fun getRepeatableEventsOrTasksWithTypesForSearch(
         toTS: Long,
         calendarIds: List<Long>,
@@ -104,8 +104,7 @@ interface EventsDao {
     @Query("SELECT * FROM events WHERE id IN (:ids)")
     fun getEventsOrTasksWithIds(ids: List<Long>): List<Event>
 
-    //val selection = "$COL_REMINDER_MINUTES != -1 AND ($COL_START_TS > ? OR $COL_REPEAT_INTERVAL != 0) AND $COL_START_TS != 0"
-    @Query("SELECT * FROM events WHERE reminder_1_minutes != -1 AND (start_ts > :currentTS OR repeat_interval != 0) AND start_ts != 0")
+    @Query("SELECT * FROM events WHERE reminder_1_minutes != -1 AND (start_ts > :currentTS OR repeat_interval != 0)")
     fun getEventsOrTasksAtReboot(currentTS: Long): List<Event>
 
     @Query("SELECT id FROM events")