diff --git a/paragraphs.module b/paragraphs.module
index ca656e0..847acd8 100644
--- a/paragraphs.module
+++ b/paragraphs.module
@@ -216,34 +216,36 @@ function template_preprocess_paragraph(&$variables) {
  *
  * @param \Drupal\Core\Entity\EntityTypeInterface[] $entity_types
  */
-function multiversion_entity_type_alter(array &$entity_types) {
-  /** @var \Drupal\multiversion\MultiversionManagerInterface $manager */
-  $manager = \Drupal::service('multiversion.manager');
+function paragraphs_entity_type_alter(array &$entity_types) {
+  if (\Drupal::moduleHandler()->moduleExists('multiversion')) {
+    /** @var \Drupal\multiversion\MultiversionManagerInterface $manager */
+    $manager = \Drupal::service('multiversion.manager');
 
-  foreach ($entity_types as $entity_type) {
-    if ($manager->isEnabledEntityType($entity_type)) {
-      // Make all content entity types revisionable.
-      if (!$entity_type->isRevisionable()) {
-        // We only need to set the revision key to make an entity type
-        // revisionable. The table names will be handled by the storage class.
-        // @see \Drupal\Core\Entity\Sql\SqlContentEntityStorage::initTableLayout
-        $keys = $entity_type->getKeys();
-        $keys['revision'] = 'revision_id';
-        $entity_type->set('entity_keys', $keys);
-        if ($entity_type->getRevisionTable() === null) {
-          $entity_type->set('revision_table', $entity_type->id() . '_revision');
+    foreach ($entity_types as $entity_type) {
+      if ($manager->isEnabledEntityType($entity_type)) {
+        // Make all content entity types revisionable.
+        if (!$entity_type->isRevisionable()) {
+          // We only need to set the revision key to make an entity type
+          // revisionable. The table names will be handled by the storage class.
+          // @see \Drupal\Core\Entity\Sql\SqlContentEntityStorage::initTableLayout
+          $keys = $entity_type->getKeys();
+          $keys['revision'] = 'revision_id';
+          $entity_type->set('entity_keys', $keys);
+          if ($entity_type->getRevisionTable() === null) {
+            $entity_type->set('revision_table', $entity_type->id() . '_revision');
+          }
+          if ($entity_type->getRevisionDataTable() === null) {
+            $entity_type->set('revision_data_table', $entity_type->id() . '_field_revision');
+          }
         }
-        if ($entity_type->getRevisionDataTable() === null) {
-          $entity_type->set('revision_data_table', $entity_type->id() . '_field_revision');
-        }
-      }
 
-      $namespace = 'Drupal\multiversion\Entity\Storage\Sql';
-      switch ($entity_type->id()) {
-        case 'paragraph':
-          $entity_type->setHandlerClass('storage', "$namespace\\ParagraphsStorage");
-          $entity_type->setHandlerClass('storage_schema', "$namespace\\ParagraphsStorageSchema");
-          break;
+        $namespace = 'Drupal\paragraphs\Entity\Storage\Sql';
+        switch ($entity_type->id()) {
+          case 'paragraph':
+            $entity_type->setHandlerClass('storage', "$namespace\\ParagraphsStorage");
+            $entity_type->setHandlerClass('storage_schema', "$namespace\\ParagraphsStorageSchema");
+            break;
+        }
       }
     }
   }
diff --git a/src/Entity/Storage/Sql/ParagraphsStorage.php b/src/Entity/Storage/Sql/ParagraphsStorage.php
index 80235d1..0451aef 100644
--- a/src/Entity/Storage/Sql/ParagraphsStorage.php
+++ b/src/Entity/Storage/Sql/ParagraphsStorage.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\multiversion\Entity\Storage\Sql;
+namespace Drupal\paragraphs\Entity\Storage\Sql;
 
 use Drupal\Core\Entity\Sql\SqlContentEntityStorage;
 use Drupal\Core\Entity\EntityInterface;
diff --git a/src/Entity/Storage/Sql/ParagraphsStorageSchema.php b/src/Entity/Storage/Sql/ParagraphsStorageSchema.php
index e275f6a..f55112f 100644
--- a/src/Entity/Storage/Sql/ParagraphsStorageSchema.php
+++ b/src/Entity/Storage/Sql/ParagraphsStorageSchema.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\multiversion\Entity\Storage\Sql;
+namespace Drupal\paragraphs\Entity\Storage\Sql;
 
 use Drupal\entity_storage_migrate\Entity\Storage\ContentEntityStorageSchemaTrait;
 use Drupal\paragraphs\ParagraphStorageSchema as BaseParagraphsStorageSchema;