diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index 24e1540fd2..f618561041 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -47193,7 +47193,7 @@
                 "description": "Array of terms you wish to find in the provided field.",
                 "type": "array",
                 "items": {
-                  "type": "string"
+                  "$ref": "#/components/schemas/_types:FieldValue"
                 }
               }
             },
diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
index 397e1a97cd..1c517e01c0 100644
--- a/output/openapi/elasticsearch-serverless-openapi.json
+++ b/output/openapi/elasticsearch-serverless-openapi.json
@@ -30473,7 +30473,7 @@
                 "description": "Array of terms you wish to find in the provided field.",
                 "type": "array",
                 "items": {
-                  "type": "string"
+                  "$ref": "#/components/schemas/_types:FieldValue"
                 }
               }
             },
diff --git a/output/schema/schema-serverless.json b/output/schema/schema-serverless.json
index 970d7e5bec..43a3fc1921 100644
--- a/output/schema/schema-serverless.json
+++ b/output/schema/schema-serverless.json
@@ -58187,8 +58187,8 @@
             "value": {
               "kind": "instance_of",
               "type": {
-                "name": "string",
-                "namespace": "_builtins"
+                "name": "FieldValue",
+                "namespace": "_types"
               }
             }
           }
diff --git a/output/schema/schema.json b/output/schema/schema.json
index f53918fe73..9840954027 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -85483,8 +85483,8 @@
             "value": {
               "kind": "instance_of",
               "type": {
-                "name": "string",
-                "namespace": "_builtins"
+                "name": "FieldValue",
+                "namespace": "_types"
               }
             }
           }
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index 764124ae75..0d18dde8ca 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -6605,7 +6605,7 @@ export interface QueryDslTermsSetQuery extends QueryDslQueryBase {
   minimum_should_match?: MinimumShouldMatch
   minimum_should_match_field?: Field
   minimum_should_match_script?: Script | string
-  terms: string[]
+  terms: FieldValue[]
 }
 
 export interface QueryDslTextExpansionQuery extends QueryDslQueryBase {
diff --git a/specification/_types/query_dsl/term.ts b/specification/_types/query_dsl/term.ts
index 73c8e268e8..92a2d1ba60 100644
--- a/specification/_types/query_dsl/term.ts
+++ b/specification/_types/query_dsl/term.ts
@@ -270,7 +270,7 @@ export class TermsSetQuery extends QueryBase {
   /**
    *  Array of terms you wish to find in the provided field.
    */
-  terms: string[]
+  terms: FieldValue[]
 }
 
 export class TypeQuery extends QueryBase {