diff --git a/backend/src/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandler.php b/backend/src/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandler.php
index 8af3366..5252660 100644
--- a/backend/src/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandler.php
+++ b/backend/src/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandler.php
@@ -117,7 +117,12 @@ final readonly class UpdateRecurringSlotHandler
         $slot->terminerRecurrenceLe($dayBefore, $now);
         $this->slotRepository->save($slot);
 
-        // Create new slot starting from the occurrence date
+        // Use the Monday of the occurrence week as recurrenceStart so the new slot
+        // is visible in the current week even when moved to an earlier day-of-week.
+        $dayN = (int) $occurrenceDate->format('N');
+        $weekMonday = $occurrenceDate->modify('-' . ($dayN - 1) . ' days');
+
+        // Create new slot starting from the Monday of the occurrence week
         $newSlot = ScheduleSlot::creer(
             tenantId: $tenantId,
             classId: ClassId::fromString($command->classId),
@@ -128,7 +133,7 @@ final readonly class UpdateRecurringSlotHandler
             room: $command->room,
             isRecurring: true,
             now: $now,
-            recurrenceStart: $occurrenceDate,
+            recurrenceStart: $weekMonday,
             recurrenceEnd: $originalRecurrenceEnd,
         );
 
diff --git a/backend/tests/Unit/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandlerTest.php b/backend/tests/Unit/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandlerTest.php
index 45d6a91..a0f56e5 100644
--- a/backend/tests/Unit/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandlerTest.php
+++ b/backend/tests/Unit/Scolarite/Application/Command/UpdateRecurringSlot/UpdateRecurringSlotHandlerTest.php
@@ -119,6 +119,41 @@ final class UpdateRecurringSlotHandlerTest extends TestCase
         self::assertTrue($result['newSlot']->teacherId->equals(UserId::fromString(self::NEW_TEACHER_ID)));
     }
 
+    #[Test]
+    public function allFutureCrossDayMoveSetsRecurrenceStartToWeekMonday(): void
+    {
+        // Wednesday slot — moving it to Monday
+        $slot = $this->createAndSaveSlot(
+            dayOfWeek: DayOfWeek::WEDNESDAY,
+            recurrenceStart: new DateTimeImmutable('2026-09-01'),
+            recurrenceEnd: new DateTimeImmutable('2027-07-04'),
+        );
+
+        $command = new UpdateRecurringSlotCommand(
+            tenantId: self::TENANT_ID,
+            slotId: (string) $slot->id,
+            occurrenceDate: '2026-10-14', // Wednesday
+            scope: 'all_future',
+            classId: self::CLASS_ID,
+            subjectId: self::SUBJECT_ID,
+            teacherId: self::TEACHER_ID,
+            dayOfWeek: DayOfWeek::MONDAY->value,
+            startTime: '08:00',
+            endTime: '09:00',
+            room: null,
+            updatedBy: self::UPDATER_ID,
+        );
+
+        $result = ($this->handler)($command);
+
+        $newSlot = $result['newSlot'];
+        self::assertNotNull($newSlot);
+        self::assertSame(DayOfWeek::MONDAY, $newSlot->dayOfWeek);
+        // recurrenceStart must be the Monday of the occurrence week (2026-10-12),
+        // not the occurrence date (2026-10-14), so the slot is visible this week
+        self::assertSame('2026-10-12', $newSlot->recurrenceStart->format('Y-m-d'));
+    }
+
     #[Test]
     public function allFutureWithNoOriginalEndUsesNullForNewSlotEnd(): void
     {
@@ -149,6 +184,7 @@ final class UpdateRecurringSlotHandlerTest extends TestCase
     }
 
     private function createAndSaveSlot(
+        DayOfWeek $dayOfWeek = DayOfWeek::MONDAY,
         ?DateTimeImmutable $recurrenceStart = null,
         ?DateTimeImmutable $recurrenceEnd = null,
     ): ScheduleSlot {
@@ -157,7 +193,7 @@ final class UpdateRecurringSlotHandlerTest extends TestCase
             classId: ClassId::fromString(self::CLASS_ID),
             subjectId: SubjectId::fromString(self::SUBJECT_ID),
             teacherId: UserId::fromString(self::TEACHER_ID),
-            dayOfWeek: DayOfWeek::MONDAY,
+            dayOfWeek: $dayOfWeek,
             timeSlot: new TimeSlot('08:00', '09:00'),
             room: null,
             isRecurring: true,