diff --git a/.changes/unreleased/Fixed-20250120-130410.yaml b/.changes/unreleased/Fixed-20250120-130410.yaml
new file mode 100644
index 000000000..e1e326b07
--- /dev/null
+++ b/.changes/unreleased/Fixed-20250120-130410.yaml
@@ -0,0 +1,5 @@
+kind: Fixed
+body: '[export] Fix aggregation of referrer''s scope and job: fix the date range comparison'
+time: 2025-01-20T13:04:10.856929843+01:00
+custom:
+    Issue: "348"
diff --git a/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/ReferrerScopeAggregator.php b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/ReferrerScopeAggregator.php
index c5f274cc4..30ac95027 100644
--- a/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/ReferrerScopeAggregator.php
+++ b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/ReferrerScopeAggregator.php
@@ -50,18 +50,9 @@ readonly class ReferrerScopeAggregator implements AggregatorInterface, DataTrans
                 Join::WITH,
                 $qb->expr()->andX(
                     $qb->expr()->eq("{$p}_userHistory.accompanyingPeriod", 'acp.id'),
-                    $qb->expr()->andX(
-                        // check that the user is referrer when the accompanying period is opened
-                        $qb->expr()->gte('COALESCE(acp.closingDate, CURRENT_TIMESTAMP())', "{$p}_userHistory.startDate"),
-                        $qb->expr()->orX(
-                            $qb->expr()->isNull("{$p}_userHistory.endDate"),
-                            $qb->expr()->lt('COALESCE(acp.openingDate, CURRENT_TIMESTAMP())', "{$p}_userHistory.endDate")
-                        )
-                    ),
-                    $qb->expr()->andX(
-                        "{$p}_userHistory.startDate <= :{$p}_endDate",
-                        "COALESCE({$p}_userHistory.endDate, CURRENT_TIMESTAMP()) > :{$p}_startDate"
-                    )
+                    // check that the user is referrer when the accompanying period is opened
+                    "OVERLAPSI (acp.openingDate, acp.closingDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE",
+                    "OVERLAPSI (:{$p}_startDate, :{$p}_endDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE"
                 )
             )
             ->leftJoin(
@@ -69,18 +60,9 @@ readonly class ReferrerScopeAggregator implements AggregatorInterface, DataTrans
                 "{$p}_scopeHistory",
                 Join::WITH,
                 $qb->expr()->andX(
-                    $qb->expr()->eq("{$p}_scopeHistory.user", "{$p}_userHistory.user"),
-                    $qb->expr()->andX(
-                        $qb->expr()->lte("{$p}_scopeHistory.startDate", "{$p}_userHistory.startDate"),
-                        $qb->expr()->orX(
-                            $qb->expr()->isNull("{$p}_scopeHistory.endDate"),
-                            $qb->expr()->gt("{$p}_scopeHistory.endDate", "{$p}_userHistory.startDate")
-                        )
-                    ),
-                    $qb->expr()->andX(
-                        "{$p}_scopeHistory.startDate <= :{$p}_endDate",
-                        "COALESCE({$p}_scopeHistory.endDate, CURRENT_TIMESTAMP()) > :{$p}_startDate"
-                    )
+                    "{$p}_scopeHistory.user = {$p}_userHistory.user",
+                    "OVERLAPSI ({$p}_scopeHistory.startDate, {$p}_scopeHistory.endDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE",
+                    "OVERLAPSI (:{$p}_startDate, :{$p}_endDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE"
                 )
             )
             ->setParameter("{$p}_startDate", $this->rollingDateConverter->convert($data['start_date']))
diff --git a/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregator.php b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregator.php
index b5d6566e7..903d3c9f4 100644
--- a/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregator.php
+++ b/src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregator.php
@@ -50,17 +50,9 @@ final readonly class UserJobAggregator implements AggregatorInterface, DataTrans
                 Join::WITH,
                 $qb->expr()->andX(
                     $qb->expr()->eq("{$p}_userHistory.accompanyingPeriod", 'acp.id'),
-                    $qb->expr()->andX(
-                        $qb->expr()->gte('COALESCE(acp.closingDate, CURRENT_TIMESTAMP())', "{$p}_userHistory.startDate"),
-                        $qb->expr()->orX(
-                            $qb->expr()->isNull("{$p}_userHistory.endDate"),
-                            $qb->expr()->lt('COALESCE(acp.closingDate, CURRENT_TIMESTAMP())', "{$p}_userHistory.endDate")
-                        )
-                    ),
-                    $qb->expr()->andX(
-                        "{$p}_userHistory.startDate <= :{$p}_endDate",
-                        "COALESCE({$p}_userHistory.endDate, CURRENT_TIMESTAMP()) > :{$p}_startDate"
-                    )
+                    // check that the user is referrer when the accompanying period is opened
+                    "OVERLAPSI (acp.openingDate, acp.closingDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE",
+                    "OVERLAPSI (:{$p}_startDate, :{$p}_endDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE"
                 )
             )
             ->leftJoin(
@@ -68,18 +60,9 @@ final readonly class UserJobAggregator implements AggregatorInterface, DataTrans
                 "{$p}_jobHistory",
                 Join::WITH,
                 $qb->expr()->andX(
-                    $qb->expr()->eq("{$p}_jobHistory.user", "{$p}_userHistory.user"),
-                    $qb->expr()->andX(
-                        $qb->expr()->lte("{$p}_jobHistory.startDate", "{$p}_userHistory.startDate"),
-                        $qb->expr()->orX(
-                            $qb->expr()->isNull("{$p}_jobHistory.endDate"),
-                            $qb->expr()->gt("{$p}_jobHistory.endDate", "{$p}_userHistory.startDate")
-                        )
-                    ),
-                    $qb->expr()->andX(
-                        "{$p}_jobHistory.startDate <= :{$p}_endDate",
-                        "COALESCE({$p}_jobHistory.endDate, CURRENT_TIMESTAMP()) > :{$p}_startDate"
-                    )
+                    "{$p}_jobHistory.user = {$p}_userHistory.user",
+                    "OVERLAPSI ({$p}_jobHistory.startDate, {$p}_jobHistory.endDate), ({$p}_userHistory.startDate, {$p}_userHistory.endDate) = TRUE",
+                    "OVERLAPSI (:{$p}_startDate, :{$p}_endDate), ({$p}_jobHistory.startDate, {$p}_jobHistory.endDate) = TRUE"
                 )
             )
             ->setParameter("{$p}_startDate", $this->rollingDateConverter->convert($data['start_date']))
diff --git a/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregatorTest.php b/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregatorTest.php
index 37100110a..7b0996c3c 100644
--- a/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregatorTest.php
+++ b/src/Bundle/ChillPersonBundle/Tests/Export/Aggregator/AccompanyingCourseAggregators/UserJobAggregatorTest.php
@@ -73,7 +73,7 @@ final class UserJobAggregatorTest extends AbstractAggregatorTest
     public static function getFormData(): array
     {
         return [
-            ['start_date' => new RollingDate(RollingDate::T_WEEK_CURRENT_START), 'end_date' => new RollingDate(RollingDate::T_TODAY)],
+            ['start_date' => new RollingDate(RollingDate::T_YEAR_PREVIOUS_START), 'end_date' => new RollingDate(RollingDate::T_TODAY)],
         ];
     }
 
@@ -86,7 +86,7 @@ final class UserJobAggregatorTest extends AbstractAggregatorTest
             $em->createQueryBuilder()
                 ->select('count(acp.id)')
                 ->from(AccompanyingPeriod::class, 'acp')
-                ->join('acp.job', 'acpjob'),
+                ->leftJoin('acp.job', 'acpjob'),
             $em->createQueryBuilder()
                 ->select('count(acp.id)')
                 ->from(AccompanyingPeriod::class, 'acp'),