diff --git a/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs b/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs
index a39166e4..779d7de9 100644
--- a/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs
+++ b/Src/Dlhis.Basic/Organization/Services/Implements/DepartmentService.cs
@@ -35,7 +35,7 @@ public class DepartmentService : IDepartmentService
     {
         var departments = await _dbContext
             .Queryable<DepartmentEntity>()
-            .WhereIF(!request.Search.IsEmpty(),x => x.Name.Contains(request.Search)).ToListAsync();
+            .WhereIF(!request.Search.IsEmpty(),x => x.Name.Contains(request.Search) || x.No.Contains(request.Search)).ToListAsync();
 
         var tops = departments.Where(x => x.PNo.IsEmpty()).Adapt<List<DepartmentTreeResponse>>();