diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index 186dcf544a..ecece2b619 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -66856,8 +66856,7 @@
           }
         },
         "required": [
-          "point",
-          "sort"
+          "point"
         ]
       },
       "_types.aggregations.GeoLinePoint": {
diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
index 25c61beb8b..60cae173dc 100644
--- a/output/openapi/elasticsearch-serverless-openapi.json
+++ b/output/openapi/elasticsearch-serverless-openapi.json
@@ -42869,8 +42869,7 @@
           }
         },
         "required": [
-          "point",
-          "sort"
+          "point"
         ]
       },
       "_types.aggregations.GeoLinePoint": {
diff --git a/output/schema/schema.json b/output/schema/schema.json
index f9025f8836..7ced06bf80 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -65062,7 +65062,7 @@
         {
           "description": "The name of the numeric field to use as the sort key for ordering the points.\nWhen the `geo_line` aggregation is nested inside a `time_series` aggregation, this field defaults to `@timestamp`, and any other value will result in error.",
           "name": "sort",
-          "required": true,
+          "required": false,
           "type": {
             "kind": "instance_of",
             "type": {
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index a05650f467..a99d84b347 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -3749,7 +3749,7 @@ export interface AggregationsGeoLineAggregate extends AggregationsAggregateBase
 
 export interface AggregationsGeoLineAggregation {
   point: AggregationsGeoLinePoint
-  sort: AggregationsGeoLineSort
+  sort?: AggregationsGeoLineSort
   include_sort?: boolean
   sort_order?: SortOrder
   size?: integer
diff --git a/specification/_types/aggregations/metric.ts b/specification/_types/aggregations/metric.ts
index fb6a9b6775..1d57786cdb 100644
--- a/specification/_types/aggregations/metric.ts
+++ b/specification/_types/aggregations/metric.ts
@@ -140,7 +140,7 @@ export class GeoLineAggregation {
    * The name of the numeric field to use as the sort key for ordering the points.
    * When the `geo_line` aggregation is nested inside a `time_series` aggregation, this field defaults to `@timestamp`, and any other value will result in error.
    */
-  sort: GeoLineSort
+  sort?: GeoLineSort
   /**
    * When `true`, returns an additional array of the sort values in the feature properties.
    */