diff --git a/src/lib/seam/devicedb/public-models/device-model-v1.ts b/src/lib/seam/devicedb/public-models/device-model-v1.ts
index 4e081789..20b63948 100644
--- a/src/lib/seam/devicedb/public-models/device-model-v1.ts
+++ b/src/lib/seam/devicedb/public-models/device-model-v1.ts
@@ -14,6 +14,7 @@ const smartlock = z.object({
       'cylinder',
       'padlock',
       'locker',
+      'unknown',
     ]),
     has_physical_key: z.boolean(),
     has_camera: z.boolean(),
@@ -52,6 +53,8 @@ const thermostat = z.object({
   }),
 })
 
+export type ThermostatPropertiesV1 = z.infer<typeof thermostat>
+
 const relay = z.object({
   main_category: z.literal('relay'),
 })
@@ -74,7 +77,7 @@ export const base_device_model_v1 = z.object({
       slug: z.string(),
       display_name: z.string(),
       primary_color_hex: z.string().optional(),
-      manufacturer_sku: z.string(),
+      manufacturer_sku: z.string().optional(),
       front_image: image_reference.optional(),
       back_image: image_reference.optional(),
     })
diff --git a/src/lib/seam/devicedb/route-types.ts b/src/lib/seam/devicedb/route-types.ts
index 8e7c4260..1c4be590 100644
--- a/src/lib/seam/devicedb/route-types.ts
+++ b/src/lib/seam/devicedb/route-types.ts
@@ -28,13 +28,13 @@ export interface Routes {
         is_device_supported: boolean
         display_name: string
         description: string
-        product_url: string
+        product_url?: string | undefined
         main_connection_type: 'wifi' | 'zwave' | 'zigbee' | 'unknown'
         aesthetic_variants: Array<{
           slug: string
           display_name: string
           primary_color_hex?: string | undefined
-          manufacturer_sku: string
+          manufacturer_sku?: string | undefined
           front_image?:
             | {
                 url: string
@@ -69,6 +69,7 @@ export interface Routes {
                 | 'cylinder'
                 | 'padlock'
                 | 'locker'
+                | 'unknown'
               has_physical_key: boolean
               has_camera: boolean
             }
@@ -150,13 +151,13 @@ export interface Routes {
           is_device_supported: boolean
           display_name: string
           description: string
-          product_url: string
+          product_url?: string | undefined
           main_connection_type: 'wifi' | 'zwave' | 'zigbee' | 'unknown'
           aesthetic_variants: Array<{
             slug: string
             display_name: string
             primary_color_hex?: string | undefined
-            manufacturer_sku: string
+            manufacturer_sku?: string | undefined
             front_image?:
               | {
                   url: string
@@ -191,6 +192,7 @@ export interface Routes {
                   | 'cylinder'
                   | 'padlock'
                   | 'locker'
+                  | 'unknown'
                 has_physical_key: boolean
                 has_camera: boolean
               }