diff --git a/.generator/schemas/v2/openapi.yaml b/.generator/schemas/v2/openapi.yaml
index 680f08792e5b..29fc91fe8fc0 100644
--- a/.generator/schemas/v2/openapi.yaml
+++ b/.generator/schemas/v2/openapi.yaml
@@ -159013,6 +159013,7 @@ paths:
       description: |-
         Atomically re-sequence the tag indexing rules for an org to match the supplied list of rule UUIDs.
         The server assigns `rule_order` 1, 2, … matching each rule UUID by position in the list.
+        The UUIDs of all active rules must be provided; omitting any active rule UUID returns a 400 error.
         Requires the `Manage Tags for Metrics` permission.
       operationId: ReorderTagIndexingRules
       requestBody:
diff --git a/packages/datadog-api-client-v2/apis/MetricsApi.ts b/packages/datadog-api-client-v2/apis/MetricsApi.ts
index 4b9073255da0..e8b51737acab 100644
--- a/packages/datadog-api-client-v2/apis/MetricsApi.ts
+++ b/packages/datadog-api-client-v2/apis/MetricsApi.ts
@@ -4023,6 +4023,7 @@ export class MetricsApi {
   /**
    * Atomically re-sequence the tag indexing rules for an org to match the supplied list of rule UUIDs.
    * The server assigns `rule_order` 1, 2, … matching each rule UUID by position in the list.
+   * The UUIDs of all active rules must be provided; omitting any active rule UUID returns a 400 error.
    * Requires the `Manage Tags for Metrics` permission.
    * @param param The request object
    */