diff --git a/output/openapi/elasticsearch-openapi.json b/output/openapi/elasticsearch-openapi.json
index 7d41daa7b9..7d737c4ff2 100644
--- a/output/openapi/elasticsearch-openapi.json
+++ b/output/openapi/elasticsearch-openapi.json
@@ -75268,7 +75268,7 @@
           {
             "type": "array",
             "items": {
-              "$ref": "#/components/schemas/cat._types.CatPendingTasksColumns"
+              "$ref": "#/components/schemas/cat._types.CatPendingTasksColumn"
             }
           }
         ]
diff --git a/output/schema/schema.json b/output/schema/schema.json
index 4cf135f49f..77fc406fcc 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -103220,7 +103220,7 @@
             "value": {
               "kind": "instance_of",
               "type": {
-                "name": "CatPendingTasksColumns",
+                "name": "CatPendingTasksColumn",
                 "namespace": "cat._types"
               }
             }
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index 24ca7bb232..75c2ed228e 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -7233,7 +7233,7 @@ export type CatCatNodeattrsColumns = CatCatNodeattrsColumn | CatCatNodeattrsColu
 
 export type CatCatPendingTasksColumn = 'insertOrder' | 'o' | 'timeInQueue' | 't' | 'priority' | 'p' | 'source' | 's'| string
 
-export type CatCatPendingTasksColumns = CatCatPendingTasksColumn | CatCatPendingTasksColumns[]
+export type CatCatPendingTasksColumns = CatCatPendingTasksColumn | CatCatPendingTasksColumn[]
 
 export type CatCatPluginsColumn = 'id' | 'name' | 'n' | 'component' | 'c' | 'version' | 'v' | 'description' | 'd'| string
 
diff --git a/specification/cat/_types/CatBase.ts b/specification/cat/_types/CatBase.ts
index e73dd12a9b..9dd5a87415 100644
--- a/specification/cat/_types/CatBase.ts
+++ b/specification/cat/_types/CatBase.ts
@@ -2476,7 +2476,7 @@ export type CatMasterColumns = CatMasterColumn | CatMasterColumn[]
 export type CatNodeattrsColumns = CatNodeattrsColumn | CatNodeattrsColumn[]
 export type CatPendingTasksColumns =
   | CatPendingTasksColumn
-  | CatPendingTasksColumns[]
+  | CatPendingTasksColumn[]
 export type CatPluginsColumns = CatPluginsColumn | CatPluginsColumn[]
 export type CatTasksColumns = CatTasksColumn | CatTasksColumn[]
 export type CatTemplatesColumns = CatTemplatesColumn | CatTemplatesColumn[]