diff --git a/data/papers.json b/data/papers.json
index 3be9f44..15eed7a 100644
--- a/data/papers.json
+++ b/data/papers.json
@@ -61,14 +61,14 @@
             "arxiv": "2507.20534"
           },
           {
-            "title": "Llama 3 / Llama 4 (Scout/Maverick/Behemoth, MoE, 10M context)",
+            "title": "Llama 3 / Llama 3.1: The Llama 3 Herd of Models (405B dense, multilingual)",
             "authors": "Meta AI",
-            "year": 2025,
-            "venue": "Meta AI",
+            "year": 2024,
+            "venue": "arXiv",
             "tags": [
               "关键节点"
             ],
-            "pdf": "https://ai.meta.com/blog/llama-4-multimodal-intelligence/"
+            "arxiv": "2407.21783"
           },
           {
             "title": "DeepSeek-V4: 1.6T MoE + CSA+HCA Hybrid Attention + 1M Context",