diff --git a/src/ng/filter/filter.js b/src/ng/filter/filter.js
index 37cdb0d6ca3b..0fab59f64794 100644
--- a/src/ng/filter/filter.js
+++ b/src/ng/filter/filter.js
@@ -45,8 +45,9 @@
  *     The final result is an array of those elements that the predicate returned true for.
  *
  * @param {function(actual, expected)|true|false} [comparator] Comparator which is used in
- *     determining if the expected value (from the filter expression) and actual value (from
- *     the object in the array) should be considered a match.
+ *     determining if values retrieved using expression (when it is not a function) should be
+ *     considered a match based on the the expected value (from the filter expression) and actual
+ *     value (from the object in the array).
  *
  *   Can be one of:
  *