diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a34952..11d7ac1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,11 @@
 CHANGELOG for 1.x
 ===================
 
-## v1.x - (2021-XX-XX)
+## v1.0.0 - (2021-07-06)
 
 ### Added
 
+*   [[#1](https://github.com/smartbooster/parameter-bundle/issues/1)] Init bundle
 *   [[#2](https://github.com/smartbooster/parameter-bundle/issues/2)] Add bundle Configuration
 *   [[#2](https://github.com/smartbooster/parameter-bundle/issues/2)] Add Parameter Entity
 *   [[#2](https://github.com/smartbooster/parameter-bundle/issues/2)] Add ParameterProvider
diff --git a/src/Admin/ParameterAdmin.php b/src/Admin/ParameterAdmin.php
index 3a8f0b0..9a6c72f 100644
--- a/src/Admin/ParameterAdmin.php
+++ b/src/Admin/ParameterAdmin.php
@@ -71,4 +71,18 @@ protected function configureFormFields(FormMapper $form): void
             ->end()
         ;
     }
+
+    public function getExportFormats(): array
+    {
+        return ['csv'];
+    }
+
+    public function getExportFields(): array
+    {
+        return [
+            $this->trans('field.label_code') => 'code',
+            $this->trans('field.label_value') => 'value',
+            $this->trans('field.label_help') => 'help',
+        ];
+    }
 }
diff --git a/src/Loader/ParameterLoader.php b/src/Loader/ParameterLoader.php
index b661842..432fcb7 100644
--- a/src/Loader/ParameterLoader.php
+++ b/src/Loader/ParameterLoader.php
@@ -20,7 +20,7 @@ class ParameterLoader
         "nb_deleted" => 0,
         "nb_inserted" => 0,
     ];
-    private bool $dryRun;
+    private bool $dryRun = false;
 
     public function __construct(EntityManagerInterface $entityManager)
     {
@@ -37,12 +37,14 @@ public function addParameter(string $code, array $data): void
      */
     public function load(bool $dryRun = false): array
     {
-        $this->entityManager->getConnection()->beginTransaction();
         $this->dryRun = $dryRun;
+        if (false === $this->dryRun) {
+            $this->entityManager->getConnection()->beginTransaction();
+        }
 
         try {
             // @phpstan-ignore-next-line
-            $existingParameters = $this->entityManager->getRepository(Parameter::class)->findExisting();
+            $existingParameters = $this->entityManager->getRepository(Parameter::class)->findAllByCode();
             $i = 1;
             foreach ($existingParameters as $code => $parameter) {
                 $this->handleExistingParameters($code, $parameter, $i);
@@ -55,16 +57,16 @@ public function load(bool $dryRun = false): array
                 ++$i;
             }
 
-            if (!$this->dryRun) {
+            if (false === $this->dryRun) {
                 $this->entityManager->flush();
                 $this->entityManager->clear();
                 $this->entityManager->getConnection()->commit();
             }
-        // @codeCoverageIgnoreStart
         } catch (\Exception $e) {
-            $this->entityManager->getConnection()->rollBack();
+            if (false === $this->dryRun) {
+                $this->entityManager->getConnection()->rollBack();
+            }
         }
-        // @codeCoverageIgnoreEnd
 
         return $this->logs;
     }
@@ -85,7 +87,7 @@ protected function handleExistingParameters(string $code, Parameter $parameter,
             $this->logs["nb_deleted"]++;
         }
 
-        if (($i % self::BATCH_SIZE) === 0 && !$this->dryRun) {
+        if (($i % self::BATCH_SIZE) === 0 && false === $this->dryRun) {
             $this->entityManager->flush();
             $this->entityManager->clear();
         }
@@ -103,7 +105,7 @@ protected function handleParametersToInsert(string $code, array $data, int $i):
         $this->entityManager->persist($parameter);
         $this->logs["nb_inserted"]++;
 
-        if (($i % self::BATCH_SIZE) === 0 && !$this->dryRun) {
+        if (($i % self::BATCH_SIZE) === 0 && false === $this->dryRun) {
             $this->entityManager->flush();
             $this->entityManager->clear();
         }
diff --git a/src/Repository/ParameterRepository.php b/src/Repository/ParameterRepository.php
index 1b33fb6..bcbff6d 100644
--- a/src/Repository/ParameterRepository.php
+++ b/src/Repository/ParameterRepository.php
@@ -15,7 +15,7 @@ class ParameterRepository extends EntityRepository
     /**
      * @return Parameter[]
      */
-    public function findExisting(): array
+    public function findAllByCode(): array
     {
         return $this->createQueryBuilder('p', 'p.code')
             ->getQuery()