diff --git a/output/schema/validation-errors.json b/output/schema/validation-errors.json
index adfa152be4..675e60e4af 100644
--- a/output/schema/validation-errors.json
+++ b/output/schema/validation-errors.json
@@ -485,7 +485,6 @@
     },
     "cluster.health": {
       "request": [
-        "Request: missing json spec query parameter 'return_200_for_cluster_health_timeout'",
         "Request: should not have a body"
       ],
       "response": []
diff --git a/specification/_json_spec/cluster.health.json b/specification/_json_spec/cluster.health.json
index a5d784a17f..9190b9a51f 100644
--- a/specification/_json_spec/cluster.health.json
+++ b/specification/_json_spec/cluster.health.json
@@ -77,10 +77,6 @@
         "type": "enum",
         "options": ["green", "yellow", "red"],
         "description": "Wait until cluster is in a specific state"
-      },
-      "return_200_for_cluster_health_timeout": {
-        "type": "boolean",
-        "description": "Whether to return HTTP 200 instead of 408 in case of a cluster health timeout from the server side"
       }
     }
   }