diff --git a/lib/modules/database/snapshot.js b/lib/modules/database/snapshot.js
index 832fa5cf..9a3ffbc8 100644
--- a/lib/modules/database/snapshot.js
+++ b/lib/modules/database/snapshot.js
@@ -41,6 +41,9 @@ export default class Snapshot {
       value,
       key: childRef.key,
       exists: value !== null,
+      // todo this is wrong - child keys needs to be the ordered keys, from FB
+      // todo potential solution is build up a tree/map of a snapshot and its children
+      // todo natively and send that back to JS to be use in this class.
       childKeys: isObject(value) ? Object.keys(value) : [],
     });
   }
@@ -50,7 +53,7 @@ export default class Snapshot {
   }
 
   forEach(fn: (key: any) => any) {
-    return this.childKeys.forEach((key, i) => fn(this.child(key), i));
+    return this.childKeys.forEach(key => fn(this.child(key)));
   }
 
   getPriority() {