diff --git a/app/config/collections.php b/app/config/collections.php
index dd1c84df2..d446d278b 100644
--- a/app/config/collections.php
+++ b/app/config/collections.php
@@ -259,17 +259,10 @@ $collections = [
             ],
         ],
         'indexes' => [
-            [
-                '$id' => '_key_collection_internal_id',
-                'type' => Database::INDEX_KEY,
-                'attributes' => ['collectionInternalId'],
-                'lengths' => [Database::LENGTH_KEY],
-                'orders' => [Database::ORDER_ASC],
-            ],
             [
                 '$id' => '_key_collection',
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['collectionId'],
+                'attributes' => ['collectionInternalId'],
                 'lengths' => [Database::LENGTH_KEY],
                 'orders' => [Database::ORDER_ASC],
             ],
@@ -374,17 +367,10 @@ $collections = [
             [
                 '$id' => '_key_collection',
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['collectionId'],
-                'lengths' => [Database::LENGTH_KEY],
-                'orders' => [Database::ORDER_ASC],
-            ],
-            [
-                '$id' => '_key_collection_internal_id',
-                'type' => Database::INDEX_KEY,
                 'attributes' => ['collectionInternalId'],
                 'lengths' => [Database::LENGTH_KEY],
                 'orders' => [Database::ORDER_ASC],
-            ],
+            ]
         ],
     ],
 
@@ -742,17 +728,10 @@ $collections = [
             ],
         ],
         'indexes' => [
-            [
-                '$id' => '_key_project_internal_id',
-                'type' => Database::INDEX_KEY,
-                'attributes' => ['projectInternalId'],
-                'lengths' => [Database::LENGTH_KEY],
-                'orders' => [Database::ORDER_ASC],
-            ],
             [
                 '$id' => '_key_project',
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['projectId'],
+                'attributes' => ['projectInternalId'],
                 'lengths' => [Database::LENGTH_KEY],
                 'orders' => [Database::ORDER_ASC],
             ],
@@ -854,17 +833,10 @@ $collections = [
             ],
         ],
         'indexes' => [
-            [
-                '$id' => '_key_project_internal_id',
-                'type' => Database::INDEX_KEY,
-                'attributes' => ['projectInternalId'],
-                'lengths' => [Database::LENGTH_KEY],
-                'orders' => [Database::ORDER_ASC],
-            ],
             [
                 '$id' => '_key_project',
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['projectId'],
+                'attributes' => ['projectInternalId'],
                 'lengths' => [Database::LENGTH_KEY],
                 'orders' => [Database::ORDER_ASC],
             ],
@@ -944,17 +916,10 @@ $collections = [
             ],
         ],
         'indexes' => [
-            [
-                '$id' => '_key_project_internal_id',
-                'type' => Database::INDEX_KEY,
-                'attributes' => ['projectInternalId'],
-                'lengths' => [Database::LENGTH_KEY],
-                'orders' => [Database::ORDER_ASC],
-            ],
             [
                 '$id' => '_key_project',
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['projectId'],
+                'attributes' => ['projectInternalId'],
                 'lengths' => [Database::LENGTH_KEY],
                 'orders' => [Database::ORDER_ASC],
             ],
@@ -1070,10 +1035,10 @@ $collections = [
             [
                 '$id' => '_key_project',
                 'type' => Database::INDEX_KEY,
-                'attributes' => ['projectId'],
+                'attributes' => ['projectInternalId'],
                 'lengths' => [Database::LENGTH_KEY],
                 'orders' => [Database::ORDER_ASC],
-            ],
+            ]
         ],
     ],