diff --git a/docs/content/ingestion/index.md b/docs/content/ingestion/index.md
index b533db622a0..3672a1060c4 100644
--- a/docs/content/ingestion/index.md
+++ b/docs/content/ingestion/index.md
@@ -258,7 +258,7 @@ This spec is used to generated segments with uniform intervals.
 | segmentGranularity | string | The granularity to create segments at. | no (default == 'DAY') |
 | queryGranularity | string | The minimum granularity to be able to query results at and the granularity of the data inside the segment. E.g. a value of "minute" will mean that data is aggregated at minutely granularity. That is, if there are collisions in the tuple (minute(timestamp), dimensions), then it will aggregate values together using the aggregators instead of storing individual rows. | no (default == 'NONE') |
 | rollup | boolean | rollup or not | no (default == true) |
-| intervals | string | A list of intervals for the raw data being ingested. Ignored for real-time ingestion. | yes for batch, no for real-time |
+| intervals | string | A list of intervals for the raw data being ingested. Ignored for real-time ingestion. | no. If specified, batch ingestion tasks may skip determining partitions phase which results in faster ingestion. |
 
 ### Arbitrary Granularity Spec
 
@@ -268,7 +268,7 @@ This spec is used to generate segments with arbitrary intervals (it tries to cre
 |-------|------|-------------|----------|
 | queryGranularity | string | The minimum granularity to be able to query results at and the granularity of the data inside the segment. E.g. a value of "minute" will mean that data is aggregated at minutely granularity. That is, if there are collisions in the tuple (minute(timestamp), dimensions), then it will aggregate values together using the aggregators instead of storing individual rows. | no (default == 'NONE') |
 | rollup | boolean | rollup or not | no (default == true) |
-| intervals | string | A list of intervals for the raw data being ingested. Ignored for real-time ingestion. | yes for batch, no for real-time |
+| intervals | string | A list of intervals for the raw data being ingested. Ignored for real-time ingestion. | no. If specified, batch ingestion tasks may skip determining partitions phase which results in faster ingestion. |
 
 # IO Config