diff --git a/src/equipment_master/__pycache__/router.cpython-311.pyc b/src/equipment_master/__pycache__/router.cpython-311.pyc
index 1340054..5f0cfad 100644
Binary files a/src/equipment_master/__pycache__/router.cpython-311.pyc and b/src/equipment_master/__pycache__/router.cpython-311.pyc differ
diff --git a/src/equipment_master/__pycache__/service.cpython-311.pyc b/src/equipment_master/__pycache__/service.cpython-311.pyc
index 0dfc118..428b85e 100644
Binary files a/src/equipment_master/__pycache__/service.cpython-311.pyc and b/src/equipment_master/__pycache__/service.cpython-311.pyc differ
diff --git a/src/equipment_master/router.py b/src/equipment_master/router.py
index 4341000..a9844ae 100644
--- a/src/equipment_master/router.py
+++ b/src/equipment_master/router.py
@@ -16,9 +16,14 @@ async def get_all_equipment_master_tree(
     common: CommonParameters,
     parent_id: Annotated[Optional[str], Query(description="Parent ID")] = None,
     search: Optional[str] = Query(None),
+    items_per_page: Optional[int] = Query(5),
 ):
     equipment_masters = await get_all_master(
-        parent_id=parent_id, search=search, db_session=db_session, common=common
+        parent_id=parent_id,
+        search=search,
+        items_per_page=items_per_page,
+        db_session=db_session,
+        common=common,
     )
 
     return StandardResponse(
diff --git a/src/equipment_master/service.py b/src/equipment_master/service.py
index 99ddd9e..8c50001 100644
--- a/src/equipment_master/service.py
+++ b/src/equipment_master/service.py
@@ -19,6 +19,7 @@ async def get_all_master(
     db_session: DbSession,
     parent_id: Optional[str] = None,
     search: Optional[str] = None,
+    items_per_page: Optional[int] = 5,
     common,
 ):
 
@@ -32,6 +33,7 @@ async def get_all_master(
 
     query = query.options(recursive_load(5))
 
+    common["items_per_page"] = items_per_page
     results = await search_filter_sort_paginate(model=query, **common)
     # results = await db_session.execute(query)
     # results = results.unique().scalars().all()