diff --git a/source/reference/operator/aggregation/sum.txt b/source/reference/operator/aggregation/sum.txt index 45fefa1ea77..84e48ee728a 100644 --- a/source/reference/operator/aggregation/sum.txt +++ b/source/reference/operator/aggregation/sum.txt @@ -7,7 +7,7 @@ $sum (aggregation) .. group:: $sum Returns the sum of all the values for a specified - field in the grouped documents, as in the second use above. + field in the grouped documents. Alternately, if you specify a value as an argument, :group:`$sum` will increment this field by the specified value