diff --git a/discovery/googleapis/firestore__v1.json b/discovery/googleapis/firestore__v1.json
index ed400b977..a1efcd478 100644
--- a/discovery/googleapis/firestore__v1.json
+++ b/discovery/googleapis/firestore__v1.json
@@ -3904,27 +3904,30 @@
         "RunAggregationQueryResponse": {
             "description": "The response for Firestore.RunAggregationQuery.",
             "id": "RunAggregationQueryResponse",
-            "properties": {
-                "explainMetrics": {
-                    "$ref": "ExplainMetrics",
-                    "description": "Query explain metrics. This is only present when the RunAggregationQueryRequest.explain_options is provided, and it is sent only once with the last response in the stream."
+            "items": {
+                "properties": {
+                    "explainMetrics": {
+                        "$ref": "ExplainMetrics",
+                        "description": "Query explain metrics. This is only present when the RunAggregationQueryRequest.explain_options is provided, and it is sent only once with the last response in the stream."
+                    },
+                    "readTime": {
+                        "description": "The time at which the aggregate result was computed. This is always monotonically increasing; in this case, the previous AggregationResult in the result stream are guaranteed not to have changed between their `read_time` and this one. If the query returns no results, a response with `read_time` and no `result` will be sent, and this represents the time at which the query was run.",
+                        "format": "google-datetime",
+                        "type": "string"
+                    },
+                    "result": {
+                        "$ref": "AggregationResult",
+                        "description": "A single aggregation result. Not present when reporting partial progress."
+                    },
+                    "transaction": {
+                        "description": "The transaction that was started as part of this request. Only present on the first response when the request requested to start a new transaction.",
+                        "format": "byte",
+                        "type": "string"
+                    }
                 },
-                "readTime": {
-                    "description": "The time at which the aggregate result was computed. This is always monotonically increasing; in this case, the previous AggregationResult in the result stream are guaranteed not to have changed between their `read_time` and this one. If the query returns no results, a response with `read_time` and no `result` will be sent, and this represents the time at which the query was run.",
-                    "format": "google-datetime",
-                    "type": "string"
-                },
-                "result": {
-                    "$ref": "AggregationResult",
-                    "description": "A single aggregation result. Not present when reporting partial progress."
-                },
-                "transaction": {
-                    "description": "The transaction that was started as part of this request. Only present on the first response when the request requested to start a new transaction.",
-                    "format": "byte",
-                    "type": "string"
-                }
+                "type": "object"
             },
-            "type": "object"
+            "type": "array"
         },
         "RunQueryRequest": {
             "description": "The request for Firestore.RunQuery.",