diff --git a/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/RoleUserService.java b/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/RoleUserService.java
index cdc7b933..f461f446 100644
--- a/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/RoleUserService.java
+++ b/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/RoleUserService.java
@@ -208,10 +208,10 @@ public class RoleUserService implements SaasRoleUserService {
     }
 
     private void removeOldSuperAdmin(Long id, Long workspaceId, Long ouId) {
-        saasRoleDao.remove(new LambdaQueryWrapper<SaasRole>()
-                .eq(SaasRole::getId, id)
-                .eq(SaasRole::getWorkspaceId, workspaceId)
-                .eq(SaasRole::getOwnerOuId, ouId));
+        roleUserRelationDao.remove(new LambdaQueryWrapper<SaasRoleUserRelation>()
+                .eq(SaasRoleUserRelation::getRoleId, id)
+                .eq(SaasRoleUserRelation::getWorkspaceId, workspaceId)
+                .eq(SaasRoleUserRelation::getOuId, ouId));
     }
 
     private SaasRole findSuperAdmin(Long workspaceId, Long ouId, Integer workspaceType) {