diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index edcdd630fe..6af0ec2ad8 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -9431,7 +9431,7 @@
           {
             "in": "query",
             "name": "allow_partial_results",
-            "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.",
+            "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.\nIf `false`, the query will fail if there are any failures.\n\nTo override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.",
             "deprecated": false,
             "schema": {
               "type": "boolean"
@@ -9776,7 +9776,7 @@
           {
             "in": "query",
             "name": "allow_partial_results",
-            "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.",
+            "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.\nIf `false`, the query will fail if there are any failures.\n\nTo override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.",
             "deprecated": false,
             "schema": {
               "type": "boolean"
diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
index d56155c3cd..d6171fa27d 100644
--- a/output/openapi/elasticsearch-serverless-openapi.json
+++ b/output/openapi/elasticsearch-serverless-openapi.json
@@ -5562,7 +5562,7 @@
           {
             "in": "query",
             "name": "allow_partial_results",
-            "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.",
+            "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.\nIf `false`, the query will fail if there are any failures.\n\nTo override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.",
             "deprecated": false,
             "schema": {
               "type": "boolean"
diff --git a/output/schema/schema-serverless.json b/output/schema/schema-serverless.json
index 974ddafd7b..01f9d0ab67 100644
--- a/output/schema/schema-serverless.json
+++ b/output/schema/schema-serverless.json
@@ -20120,10 +20120,10 @@
           }
         },
         {
-          "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.",
+          "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.\nIf `false`, the query will fail if there are any failures.\n\nTo override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.",
           "name": "allow_partial_results",
           "required": false,
-          "serverDefault": false,
+          "serverDefault": true,
           "type": {
             "kind": "instance_of",
             "type": {
@@ -20133,7 +20133,7 @@
           }
         }
       ],
-      "specLocation": "esql/query/QueryRequest.ts#L27-L110"
+      "specLocation": "esql/query/QueryRequest.ts#L27-L113"
     },
     {
       "body": {
diff --git a/output/schema/schema.json b/output/schema/schema.json
index a74aa58c56..d6c9553e93 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -125887,10 +125887,10 @@
       "path": [],
       "query": [
         {
-          "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.",
+          "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.\nIf `false`, the query will fail if there are any failures.\n\nTo override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.",
           "name": "allow_partial_results",
           "required": false,
-          "serverDefault": false,
+          "serverDefault": true,
           "type": {
             "kind": "instance_of",
             "type": {
@@ -125976,7 +125976,7 @@
           }
         }
       ],
-      "specLocation": "esql/async_query/AsyncQueryRequest.ts#L28-L138"
+      "specLocation": "esql/async_query/AsyncQueryRequest.ts#L28-L141"
     },
     {
       "kind": "response",
@@ -126434,10 +126434,10 @@
           }
         },
         {
-          "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.",
+          "description": "If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.\nIf `false`, the query will fail if there are any failures.\n\nTo override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.",
           "name": "allow_partial_results",
           "required": false,
-          "serverDefault": false,
+          "serverDefault": true,
           "type": {
             "kind": "instance_of",
             "type": {
@@ -126447,7 +126447,7 @@
           }
         }
       ],
-      "specLocation": "esql/query/QueryRequest.ts#L27-L110"
+      "specLocation": "esql/query/QueryRequest.ts#L27-L113"
     },
     {
       "kind": "response",
diff --git a/specification/esql/async_query/AsyncQueryRequest.ts b/specification/esql/async_query/AsyncQueryRequest.ts
index 850a0e26a9..3dd1e666f1 100644
--- a/specification/esql/async_query/AsyncQueryRequest.ts
+++ b/specification/esql/async_query/AsyncQueryRequest.ts
@@ -40,7 +40,10 @@ export interface Request extends RequestBase {
   query_parameters: {
     /**
      * If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.
-     * @server_default false
+     * If `false`, the query will fail if there are any failures.
+     *
+     * To override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.
+     * @server_default true
      */
     allow_partial_results?: boolean
     /**
diff --git a/specification/esql/query/QueryRequest.ts b/specification/esql/query/QueryRequest.ts
index f7863b5c48..ce6672764d 100644
--- a/specification/esql/query/QueryRequest.ts
+++ b/specification/esql/query/QueryRequest.ts
@@ -57,7 +57,10 @@ export interface Request extends RequestBase {
     drop_null_columns?: boolean
     /**
      * If `true`, partial results will be returned if there are shard failures, but the query can continue to execute on other clusters and shards.
-     * @server_default false
+     * If `false`, the query will fail if there are any failures.
+     *
+     * To override the default behavior, you can set the `esql.query.allow_partial_results` cluster setting to `false`.
+     * @server_default true
      */
     allow_partial_results?: boolean
   }