diff --git a/app/config/collections/projects.php b/app/config/collections/projects.php
index ecd3db1733..107e1061b9 100644
--- a/app/config/collections/projects.php
+++ b/app/config/collections/projects.php
@@ -2193,7 +2193,7 @@ return [
             [
                 '$id' => ID::custom('_key_function_internal_id'),
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['resourceInternalId'],
+                'attributes' => ['functionInternalId'],
                 'lengths' => [],
                 'orders' => [],
             ],