diff --git a/source/api/filters.md b/source/api/filters.md
index 235865d980..8799002c23 100644
--- a/source/api/filters.md
+++ b/source/api/filters.md
@@ -139,6 +139,7 @@ Or, just pass in a custom filter function:
 ``` html
 <div v-repeat="user in users | filterBy myCustomFilterFunction">
 ```
+Where `myCustomFilterFunction` is regular `vm` method accepting three arguments `user`, `index` and `users` from the example above.
 
 ### orderBy