diff --git a/python/sglang/srt/disaggregation/decode_schedule_batch_mixin.py b/python/sglang/srt/disaggregation/decode_schedule_batch_mixin.py
index 3edc6b4f6..872d8a741 100644
--- a/python/sglang/srt/disaggregation/decode_schedule_batch_mixin.py
+++ b/python/sglang/srt/disaggregation/decode_schedule_batch_mixin.py
@@ -88,6 +88,7 @@ class ScheduleBatchDisaggregationDecodeMixin:
         self.extend_lens = [r.extend_input_len for r in reqs]
         self.extend_logprob_start_lens = [r.extend_logprob_start_len for r in reqs]
         self.extend_input_logprob_token_ids = extend_input_logprob_token_ids
+        self.multimodal_inputs = [r.multimodal_inputs for r in reqs]
 
         # Build sampling info
         self.sampling_info = SamplingBatchInfo.from_schedule_batch(