diff --git a/app/views/file/oer_post_upload.php b/app/views/file/oer_post_upload.php
index 8e5ca552d4eec46741afb9e1999c22960fb4ae3a..30b8926870e85a5043bbcb2b06e4e048d1d9ba4f 100644
--- a/app/views/file/oer_post_upload.php
+++ b/app/views/file/oer_post_upload.php
@@ -3,7 +3,7 @@ if (!isset($selected_oer_upload)) {
     $selected_oer_upload = 0;
 }
 ?>
-<form action="<?= $controller->link_for('file/oer_post_upload/', $file_ref_id)?>"
+<form action="<?= $controller->link_for('file/oer_post_upload/'. $file_ref_id)?>"
       method="post" class="default" data-dialog="reload-on-close">
     <?= CSRFProtection::tokenTag() ?>