diff --git a/inventory-app/common.py b/inventory-app/common.py
index 25f4249..7f36f5d 100644
--- a/inventory-app/common.py
+++ b/inventory-app/common.py
@@ -76,11 +76,11 @@ def inventory_fetch(owner=True, item_type=None):
 
 def format_name(item):
     if item.get("locker"):
-        return "Locker %d".format(item.get("locker").get("number"))
+        return "Locker {}".format(item.get("locker").get("number"))
     elif item.get("mac"):
         return "Machine {} ({})".format(item.get("name", "unidentified"), item.get("mac"))
     elif item.get("desk"):
-        return "Desk %s".format(item.get("desk").get("number"))
+        return "Desk {}".format(item.get("desk").get("number"))
     return item.get("name", "Unidentified item")
 
 def flatten(d, parent_key='', sep='.'):