diff --git a/app/Transformers/TransactionLinkTransformer.php b/app/Transformers/TransactionLinkTransformer.php
index 204e5d7cd2..319859f32a 100644
--- a/app/Transformers/TransactionLinkTransformer.php
+++ b/app/Transformers/TransactionLinkTransformer.php
@@ -60,13 +60,14 @@ class TransactionLinkTransformer extends AbstractTransformer
     {
         $notes = $this->repository->getLinkNoteText($link);
         $data  = [
-            'id'         => (int)$link->id,
-            'created_at' => $link->created_at->toAtomString(),
-            'updated_at' => $link->updated_at->toAtomString(),
-            'inward_id'  => $link->source_id,
-            'outward_id' => $link->destination_id,
-            'notes'      => '' === $notes ? null : $notes,
-            'links'      => [
+            'id'           => (int)$link->id,
+            'created_at'   => $link->created_at->toAtomString(),
+            'updated_at'   => $link->updated_at->toAtomString(),
+            'inward_id'    => $link->source_id,
+            'outward_id'   => $link->destination_id,
+            'link_type_id' => $link->link_type_id,
+            'notes'        => '' === $notes ? null : $notes,
+            'links'        => [
                 [
                     'rel' => 'self',
                     'uri' => '/transaction_links/' . $link->id,