diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index be19a2e845..bee5655f05 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -28621,7 +28621,10 @@
                       }
                     },
                     "index": {
-                      "$ref": "#/components/schemas/_types:Indices"
+                      "type": "array",
+                      "items": {
+                        "$ref": "#/components/schemas/_types:IndexName"
+                      }
                     }
                   },
                   "required": [
@@ -81311,7 +81314,11 @@
             "$ref": "#/components/schemas/security._types:FieldSecurity"
           },
           "names": {
-            "$ref": "#/components/schemas/_types:Indices"
+            "description": "A list of indices (or index name patterns) to which the permissions in this entry apply.",
+            "type": "array",
+            "items": {
+              "$ref": "#/components/schemas/_types:IndexName"
+            }
           },
           "privileges": {
             "description": "The index level privileges that owners of the role have on the specified indices.",
@@ -82034,7 +82041,11 @@
             }
           },
           "names": {
-            "$ref": "#/components/schemas/_types:Indices"
+            "description": "A list of indices (or index name patterns) to which the permissions in this entry apply.",
+            "type": "array",
+            "items": {
+              "$ref": "#/components/schemas/_types:IndexName"
+            }
           },
           "privileges": {
             "description": "The index level privileges that owners of the role have on the specified indices.",
@@ -82255,7 +82266,11 @@
             "$ref": "#/components/schemas/security._types:FieldSecurity"
           },
           "names": {
-            "$ref": "#/components/schemas/_types:Indices"
+            "description": "A list of indices (or index name patterns) to which the permissions in this entry apply.",
+            "type": "array",
+            "items": {
+              "$ref": "#/components/schemas/_types:IndexName"
+            }
           },
           "privileges": {
             "description": "The index level privileges that owners of the role have on the specified indices.",
diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
index b5c12f8214..bdb09c9c73 100644
--- a/output/openapi/elasticsearch-serverless-openapi.json
+++ b/output/openapi/elasticsearch-serverless-openapi.json
@@ -17015,7 +17015,10 @@
                       }
                     },
                     "index": {
-                      "$ref": "#/components/schemas/_types:Indices"
+                      "type": "array",
+                      "items": {
+                        "$ref": "#/components/schemas/_types:IndexName"
+                      }
                     }
                   },
                   "required": [
@@ -53396,7 +53399,11 @@
             "$ref": "#/components/schemas/security._types:FieldSecurity"
           },
           "names": {
-            "$ref": "#/components/schemas/_types:Indices"
+            "description": "A list of indices (or index name patterns) to which the permissions in this entry apply.",
+            "type": "array",
+            "items": {
+              "$ref": "#/components/schemas/_types:IndexName"
+            }
           },
           "privileges": {
             "description": "The index level privileges that owners of the role have on the specified indices.",
diff --git a/output/schema/schema-serverless.json b/output/schema/schema-serverless.json
index 10c2ee00b3..fcd9c64185 100644
--- a/output/schema/schema-serverless.json
+++ b/output/schema/schema-serverless.json
@@ -39035,10 +39035,13 @@
             "name": "index",
             "required": true,
             "type": {
-              "kind": "instance_of",
-              "type": {
-                "name": "Indices",
-                "namespace": "_types"
+              "kind": "array_of",
+              "value": {
+                "kind": "instance_of",
+                "type": {
+                  "name": "IndexName",
+                  "namespace": "_types"
+                }
               }
             }
           }
@@ -138530,10 +138533,13 @@
           "name": "names",
           "required": true,
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "Indices",
-              "namespace": "_types"
+            "kind": "array_of",
+            "value": {
+              "kind": "instance_of",
+              "type": {
+                "name": "IndexName",
+                "namespace": "_types"
+              }
             }
           }
         },
diff --git a/output/schema/schema.json b/output/schema/schema.json
index 9958cefae0..ed575b7c08 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -186299,10 +186299,13 @@
           "name": "names",
           "required": true,
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "Indices",
-              "namespace": "_types"
+            "kind": "array_of",
+            "value": {
+              "kind": "instance_of",
+              "type": {
+                "name": "IndexName",
+                "namespace": "_types"
+              }
             }
           }
         },
@@ -186486,10 +186489,13 @@
           "name": "names",
           "required": true,
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "Indices",
-              "namespace": "_types"
+            "kind": "array_of",
+            "value": {
+              "kind": "instance_of",
+              "type": {
+                "name": "IndexName",
+                "namespace": "_types"
+              }
             }
           }
         },
@@ -187321,10 +187327,13 @@
           "name": "names",
           "required": true,
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "Indices",
-              "namespace": "_types"
+            "kind": "array_of",
+            "value": {
+              "kind": "instance_of",
+              "type": {
+                "name": "IndexName",
+                "namespace": "_types"
+              }
             }
           }
         },
@@ -190221,10 +190230,13 @@
             "name": "index",
             "required": true,
             "type": {
-              "kind": "instance_of",
-              "type": {
-                "name": "Indices",
-                "namespace": "_types"
+              "kind": "array_of",
+              "value": {
+                "kind": "instance_of",
+                "type": {
+                  "name": "IndexName",
+                  "namespace": "_types"
+                }
               }
             }
           }
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index 3b070f349f..e382e3f512 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -17572,7 +17572,7 @@ export type SecurityIndexPrivilege = 'all' | 'auto_configure' | 'create' | 'crea
 
 export interface SecurityIndicesPrivileges {
   field_security?: SecurityFieldSecurity
-  names: Indices
+  names: IndexName[]
   privileges: SecurityIndexPrivilege[]
   query?: SecurityIndicesPrivilegesQuery
   allow_restricted_indices?: boolean
@@ -17592,7 +17592,7 @@ export interface SecurityRealmInfo {
 export interface SecurityRemoteIndicesPrivileges {
   clusters: Names
   field_security?: SecurityFieldSecurity
-  names: Indices
+  names: IndexName[]
   privileges: SecurityIndexPrivilege[]
   query?: SecurityIndicesPrivilegesQuery
   allow_restricted_indices?: boolean
@@ -17670,7 +17670,7 @@ export interface SecurityUser {
 
 export interface SecurityUserIndicesPrivileges {
   field_security?: SecurityFieldSecurity[]
-  names: Indices
+  names: IndexName[]
   privileges: SecurityIndexPrivilege[]
   query?: SecurityIndicesPrivilegesQuery[]
   allow_restricted_indices: boolean
@@ -17990,7 +17990,7 @@ export interface SecurityGetBuiltinPrivilegesRequest extends RequestBase {
 
 export interface SecurityGetBuiltinPrivilegesResponse {
   cluster: string[]
-  index: Indices
+  index: IndexName[]
 }
 
 export interface SecurityGetPrivilegesRequest extends RequestBase {