diff --git a/custom_components/battery_notes/data/library.json b/custom_components/battery_notes/data/library.json
index 56a76d676..724fef806 100644
--- a/custom_components/battery_notes/data/library.json
+++ b/custom_components/battery_notes/data/library.json
@@ -6897,6 +6897,12 @@
             "model": "ZSE70",
             "battery_type": "CR123A",
             "battery_quantity": 2
+        },
+        {
+            "manufacturer": "Kwikset",
+            "model": "Home connect smart lock conversion kit (99140-139)",
+            "battery_type": "AA",
+            "battery_quantity": 4
         }
     ]
 }
\ No newline at end of file