diff --git a/app/config/collections.php b/app/config/collections.php
index 6f284000ac..ddb1b00081 100644
--- a/app/config/collections.php
+++ b/app/config/collections.php
@@ -2657,6 +2657,16 @@ $collections = [
                 'required' => true,
                 'array' => true,
             ],
+            [
+                '$id' => 'compression',
+                'type' => Database::VAR_STRING,
+                'signed' => true,
+                'size' => 10,
+                'format' => '',
+                'filters' => [],
+                'required' => true,
+                'array' => false,
+            ],
             [
                 '$id' => ID::custom('encryption'),
                 'type' => Database::VAR_BOOLEAN,