diff --git a/docs/source/tutorials/multi_node_qwen3vl.md b/docs/source/tutorials/multi_node_qwen3vl.md
index 18d063d..4ebedfa 100644
--- a/docs/source/tutorials/multi_node_qwen3vl.md
+++ b/docs/source/tutorials/multi_node_qwen3vl.md
@@ -37,6 +37,7 @@ docker run --rm \
 --device /dev/davinci_manager \
 --device /dev/devmm_svm \
 --device /dev/hisi_hdc \
+--shm-size 256g \
 -v /usr/local/dcmi:/usr/local/dcmi \
 -v /usr/local/Ascend/driver/tools/hccn_tool:/usr/local/Ascend/driver/tools/hccn_tool \
 -v /usr/local/bin/npu-smi:/usr/local/bin/npu-smi \