diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index 8fcde9063e..a04d45a307 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -57852,11 +57852,25 @@
         "properties": {
           "limit": {
             "description": "The maximum number of fields in an index. Field and object mappings, as well as field aliases count towards this limit.\nThe limit is in place to prevent mappings and searches from becoming too large. Higher values can lead to performance\ndegradations and memory issues, especially in clusters with a high load or few resources.",
-            "type": "number"
+            "oneOf": [
+              {
+                "type": "number"
+              },
+              {
+                "type": "string"
+              }
+            ]
           },
           "ignore_dynamic_beyond_limit": {
             "description": "This setting determines what happens when a dynamically mapped field would exceed the total fields limit. When set\nto false (the default), the index request of the document that tries to add a dynamic field to the mapping will fail\nwith the message Limit of total fields [X] has been exceeded. When set to true, the index request will not fail.\nInstead, fields that would exceed the limit are not added to the mapping, similar to dynamic: false.\nThe fields that were not added to the mapping will be added to the _ignored field.",
-            "type": "boolean"
+            "oneOf": [
+              {
+                "type": "boolean"
+              },
+              {
+                "type": "string"
+              }
+            ]
           }
         }
       },
diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
index 2f460e5736..b1ded691d6 100644
--- a/output/openapi/elasticsearch-serverless-openapi.json
+++ b/output/openapi/elasticsearch-serverless-openapi.json
@@ -39990,11 +39990,25 @@
         "properties": {
           "limit": {
             "description": "The maximum number of fields in an index. Field and object mappings, as well as field aliases count towards this limit.\nThe limit is in place to prevent mappings and searches from becoming too large. Higher values can lead to performance\ndegradations and memory issues, especially in clusters with a high load or few resources.",
-            "type": "number"
+            "oneOf": [
+              {
+                "type": "number"
+              },
+              {
+                "type": "string"
+              }
+            ]
           },
           "ignore_dynamic_beyond_limit": {
             "description": "This setting determines what happens when a dynamically mapped field would exceed the total fields limit. When set\nto false (the default), the index request of the document that tries to add a dynamic field to the mapping will fail\nwith the message Limit of total fields [X] has been exceeded. When set to true, the index request will not fail.\nInstead, fields that would exceed the limit are not added to the mapping, similar to dynamic: false.\nThe fields that were not added to the mapping will be added to the _ignored field.",
-            "type": "boolean"
+            "oneOf": [
+              {
+                "type": "boolean"
+              },
+              {
+                "type": "string"
+              }
+            ]
           }
         }
       },
diff --git a/output/schema/schema-serverless.json b/output/schema/schema-serverless.json
index afb611e2e8..800a8b36b3 100644
--- a/output/schema/schema-serverless.json
+++ b/output/schema/schema-serverless.json
@@ -113950,26 +113950,50 @@
           "description": "The maximum number of fields in an index. Field and object mappings, as well as field aliases count towards this limit.\nThe limit is in place to prevent mappings and searches from becoming too large. Higher values can lead to performance\ndegradations and memory issues, especially in clusters with a high load or few resources.",
           "name": "limit",
           "required": false,
-          "serverDefault": 1000,
+          "serverDefault": "1000",
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "long",
-              "namespace": "_types"
-            }
+            "items": [
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "long",
+                  "namespace": "_types"
+                }
+              },
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "string",
+                  "namespace": "_builtins"
+                }
+              }
+            ],
+            "kind": "union_of"
           }
         },
         {
           "description": "This setting determines what happens when a dynamically mapped field would exceed the total fields limit. When set\nto false (the default), the index request of the document that tries to add a dynamic field to the mapping will fail\nwith the message Limit of total fields [X] has been exceeded. When set to true, the index request will not fail.\nInstead, fields that would exceed the limit are not added to the mapping, similar to dynamic: false.\nThe fields that were not added to the mapping will be added to the _ignored field.",
           "name": "ignore_dynamic_beyond_limit",
           "required": false,
-          "serverDefault": false,
+          "serverDefault": "false",
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "boolean",
-              "namespace": "_builtins"
-            }
+            "items": [
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "boolean",
+                  "namespace": "_builtins"
+                }
+              },
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "string",
+                  "namespace": "_builtins"
+                }
+              }
+            ],
+            "kind": "union_of"
           }
         }
       ],
diff --git a/output/schema/schema.json b/output/schema/schema.json
index 10cc868603..04da116100 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -126296,26 +126296,50 @@
           "description": "The maximum number of fields in an index. Field and object mappings, as well as field aliases count towards this limit.\nThe limit is in place to prevent mappings and searches from becoming too large. Higher values can lead to performance\ndegradations and memory issues, especially in clusters with a high load or few resources.",
           "name": "limit",
           "required": false,
-          "serverDefault": 1000,
+          "serverDefault": "1000",
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "long",
-              "namespace": "_types"
-            }
+            "kind": "union_of",
+            "items": [
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "long",
+                  "namespace": "_types"
+                }
+              },
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "string",
+                  "namespace": "_builtins"
+                }
+              }
+            ]
           }
         },
         {
           "description": "This setting determines what happens when a dynamically mapped field would exceed the total fields limit. When set\nto false (the default), the index request of the document that tries to add a dynamic field to the mapping will fail\nwith the message Limit of total fields [X] has been exceeded. When set to true, the index request will not fail.\nInstead, fields that would exceed the limit are not added to the mapping, similar to dynamic: false.\nThe fields that were not added to the mapping will be added to the _ignored field.",
           "name": "ignore_dynamic_beyond_limit",
           "required": false,
-          "serverDefault": false,
+          "serverDefault": "false",
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "boolean",
-              "namespace": "_builtins"
-            }
+            "kind": "union_of",
+            "items": [
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "boolean",
+                  "namespace": "_builtins"
+                }
+              },
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "string",
+                  "namespace": "_builtins"
+                }
+              }
+            ]
           }
         }
       ],
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index 035d3a3f83..7dedb7fbf9 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -11211,8 +11211,8 @@ export interface IndicesMappingLimitSettingsNestedObjects {
 }
 
 export interface IndicesMappingLimitSettingsTotalFields {
-  limit?: long
-  ignore_dynamic_beyond_limit?: boolean
+  limit?: long | string
+  ignore_dynamic_beyond_limit?: boolean | string
 }
 
 export interface IndicesMerge {