diff --git a/vllm_ascend/attention/mla_v1.py b/vllm_ascend/attention/mla_v1.py
index 23ee0692..cd2111fa 100644
--- a/vllm_ascend/attention/mla_v1.py
+++ b/vllm_ascend/attention/mla_v1.py
@@ -1495,6 +1495,13 @@ class AscendMLAImpl(MLAAttentionImpl):
                                            self.kv_lora_rank)
         decode_q_pe = decode_q_pe.view(bsz, self.num_heads, -1)
 
+        if self.dcp_size > 1:
+            decode_q_no_split = torch.cat([decode_q_nope, decode_q_pe], dim=-1)
+            decode_q_no_split = get_dcp_group().all_gather(
+                decode_q_no_split, 1)
+            decode_q_nope, decode_q_pe = decode_q_no_split.split(
+                [self.kv_lora_rank, self.qk_rope_head_dim], dim=-1)
+
         decode_preprocess_res = DecodeMLAPreprocessResult(
             decode_q_nope, decode_q_pe, decode_k_nope, decode_k_pe)
         return decode_preprocess_res, None