diff --git a/app/routers/systems.py b/app/routers/systems.py
index 0d5bf69..cfc31de 100644
--- a/app/routers/systems.py
+++ b/app/routers/systems.py
@@ -111,11 +111,11 @@ async def update_system_route(system_id: str):
     try:
         updated_system_data = await request.get_json()
 
-        if not data:
+        if not updated_system_data:
             abort(400, "No update data provided.")
 
         query = {"_id": system_id}
-        update_system = await current_app.sys_db_h.update_system(query, {"$set": data})
+        update_system = await current_app.sys_db_h.update_system(query, {"$set": updated_system_data})
 
         if update_system:
             print("Updated system:", update_system)