diff --git a/output/schema/validation-errors.json b/output/schema/validation-errors.json
index 729234a3b0..99dae1b534 100644
--- a/output/schema/validation-errors.json
+++ b/output/schema/validation-errors.json
@@ -254,12 +254,6 @@
         "Request: query parameter 'routing' does not exist in the json spec"
       ],
       "response": []
-    },
-    "searchable_snapshots.clear_cache": {
-      "request": [
-        "Request: missing json spec query parameter 'index'"
-      ],
-      "response": []
     }
   },
   "generalErrors": [
diff --git a/specification/_json_spec/searchable_snapshots.clear_cache.json b/specification/_json_spec/searchable_snapshots.clear_cache.json
index 311bd1b829..7841bcfc12 100644
--- a/specification/_json_spec/searchable_snapshots.clear_cache.json
+++ b/specification/_json_spec/searchable_snapshots.clear_cache.json
@@ -41,10 +41,6 @@
         "options": ["open", "closed", "none", "all"],
         "default": "open",
         "description": "Whether to expand wildcard expression to concrete indices that are open, closed or both."
-      },
-      "index": {
-        "type": "list",
-        "description": "A comma-separated list of index name to limit the operation"
       }
     }
   }