diff --git a/vllm/model_executor/models/qwen3_next.py b/vllm/model_executor/models/qwen3_next.py
index aa7de5aa5..ddb8693c1 100644
--- a/vllm/model_executor/models/qwen3_next.py
+++ b/vllm/model_executor/models/qwen3_next.py
@@ -587,7 +587,7 @@ class Qwen3NextGatedDeltaNet(nn.Module, MambaBase):
                 self.conv1d.bias,
                 self.activation,
                 conv_state_indices=non_spec_state_indices_tensor[
-                    : attn_metadata.num_decodes
+                    : attn_metadata.num_actual_tokens
                 ],
                 validate_data=True,
             )