diff --git a/experiments/dsv4_h200_sglang_tp_dp_matrix/matrix.json b/experiments/dsv4_h200_sglang_tp_dp_matrix/matrix.json
index 55dcf58..c3c3534 100644
--- a/experiments/dsv4_h200_sglang_tp_dp_matrix/matrix.json
+++ b/experiments/dsv4_h200_sglang_tp_dp_matrix/matrix.json
@@ -60,8 +60,8 @@
       "4096": "N"
     },
     "1048576": {
-      "128": "Y",
-      "256": "P",
+      "128": "N",
+      "256": "N",
       "512": "N",
       "1024": "N",
       "2048": "N",