diff --git a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java
index cd638ea3..2ef14730 100644
--- a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java
+++ b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/EssService.java
@@ -134,18 +134,20 @@ public class EssService {
 		BizAssertions.assertNotNull(signPerson, "当前签署人员未加入单位, 无法签署");
 		EssContract contract = essContractDao.getForUpdateOrThrow(request.getEssContractId());
 		BizAssertions.assertFalse(contract.isFinalState(), "合同已是最终状态 {}, 无法签署", contract.getState());
-		if (contract.getConstraint() == Constraint.ONE_PERSON_PER_ORG)
+		if (contract.getConstraint() == Constraint.ONE_PERSON_PER_ORG) {
 			BizAssertions.assertFalse(contract.isOrgSigned(request.getOuId()), "该单位已签署, 无法再次签署");
-		contract.getOrCreateAssignment().getSignPerOrgs().find(request.getOuId()).ifPresent(org -> {
-			BizAssertions.assertEquals(org.getRecipientId(), request.getRecipientId(), "单位的签署编号不能变化");
-			if (!org.getPersonId().equals(request.getPersonId())) {
-				EssPerson signSuperAdmin = orgManager.getSuperAdminOrThrow(signPerson.getOuId());
-				essClient.forward(signSuperAdmin, contract.getEssContractId(), request.getRecipientId(), signPerson);
-			}
-		});
-		contract.getOrCreateAssignment().getSignPerOrgs().remove(request.getOuId());
-		contract.getOrCreateAssignment().getSignPerOrgs().add(signPerson, request.getRecipientId());
-		essContractDao.updateAssigment(contract);
+			contract.getOrCreateAssignment().getSignPerOrgs().find(request.getOuId()).ifPresent(org -> {
+				BizAssertions.assertEquals(org.getRecipientId(), request.getRecipientId(), "单位的签署编号不能变化");
+				if (!org.getPersonId().equals(request.getPersonId())) {
+					EssPerson signSuperAdmin = orgManager.getSuperAdminOrThrow(signPerson.getOuId());
+					essClient.forward(signSuperAdmin, contract.getEssContractId(), request.getRecipientId(),
+						signPerson);
+				}
+			});
+			contract.getOrCreateAssignment().getSignPerOrgs().remove(request.getOuId());
+			contract.getOrCreateAssignment().getSignPerOrgs().add(signPerson, request.getRecipientId());
+			essContractDao.updateAssigment(contract);
+		}
 		EssPerson superAdmin = contractManager.getContractSuperAdmin(contract);
 		if (request.getEndpoint() != SignUrlEndpoint.PC)
 			return essClient.createSignUrls(superAdmin, contract.getEssContractId(), request.getRecipientId(),