diff --git a/test/metric_value_benchmark/eks_resources/test_schemas/cluster.json b/test/metric_value_benchmark/eks_resources/test_schemas/cluster.json
index 1d5ea9700..6041a219f 100644
--- a/test/metric_value_benchmark/eks_resources/test_schemas/cluster.json
+++ b/test/metric_value_benchmark/eks_resources/test_schemas/cluster.json
@@ -23,5 +23,5 @@
     "Version",
     "CloudWatchMetrics"
   ],
-  "additionalProperties": true
+  "additionalProperties": false
 }
\ No newline at end of file