diff --git a/python/sglang/srt/speculative/eagle_worker_v2.py b/python/sglang/srt/speculative/eagle_worker_v2.py
index 80526c3f5..bc2d7f183 100644
--- a/python/sglang/srt/speculative/eagle_worker_v2.py
+++ b/python/sglang/srt/speculative/eagle_worker_v2.py
@@ -471,6 +471,11 @@ class EagleDraftWorker(EagleDraftWorkerBase):
             )
 
             graph_supported_backend_types.append(DeepseekSparseAttnBackend)
+            from sglang.srt.layers.attention.deepseek_v4_backend import (
+                DeepseekV4AttnBackend,
+            )
+
+            graph_supported_backend_types.append(DeepseekV4AttnBackend)
 
         graph_supported_backend = isinstance(
             self.draft_extend_attn_backend,