diff --git a/packages/firestore/src/protos/google/firestore/v1/query.proto b/packages/firestore/src/protos/google/firestore/v1/query.proto
index f2d2f21fb79..1bb2b6cdd01 100644
--- a/packages/firestore/src/protos/google/firestore/v1/query.proto
+++ b/packages/firestore/src/protos/google/firestore/v1/query.proto
@@ -309,7 +309,7 @@ message StructuredAggregationQuery {
       // Requires:
       //
       // * Must be greater than zero when present.
-      int32 up_to = 1;
+      google.protobuf.Int64Value up_to = 1;
     }
 
     // The type of aggregation to perform, required.
diff --git a/packages/firestore/src/protos/protos.json b/packages/firestore/src/protos/protos.json
index b6401193bab..093e22c6451 100644
--- a/packages/firestore/src/protos/protos.json
+++ b/packages/firestore/src/protos/protos.json
@@ -2427,7 +2427,7 @@
                         "Count": {
                           "fields": {
                             "upTo": {
-                              "type": "int32",
+                              "type": "google.protobuf.Int64Value",
                               "id": 1
                             }
                           }