diff --git a/src/equipment_sparepart/service.py b/src/equipment_sparepart/service.py
index b1d0c89..14d1783 100644
--- a/src/equipment_sparepart/service.py
+++ b/src/equipment_sparepart/service.py
@@ -176,7 +176,7 @@ async def get_all(
         fwo.asset_location AS location_tag,
         ft.itemnum,
         spl.description AS sparepart_name,
-        COALESCE(SUM(ft.itemqty), 0) AS parts_consumed_in_oh,
+        COALESCE(AVG(ft.itemqty), 0) AS parts_consumed_in_oh,
         COALESCE(AVG(ft.inv_avgcost), 0) AS avgcost,
         COALESCE(AVG(ft.inv_curbaltotal), 0) AS inv_curbaltotal
     FROM filtered_wo fwo