diff --git a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssClient.java b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssClient.java
index 2da4ca96..0c6c3b2e 100644
--- a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssClient.java
+++ b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssClient.java
@@ -250,6 +250,8 @@ public class EssClient implements InitializingBean {
         request.setFlowApprovers(approvers.toArray(new FlowApproverInfo[0]));
         request.setUnordered(!contractInfo.isSignOrdered());
         request.setCustomerData(customerData);
+        if (contractInfo.getDeadlineMs() != null)
+            request.setDeadline(contractInfo.getDeadlineMs() / 1000);
         ChannelCreateFlowByFilesResponse response = call(Invocation.<ChannelCreateFlowByFilesResponse>func()
                 .context("ChannelCreateFlowByFiles")
                 .subject(contractInfo.getContractName())