diff --git a/lib/seam/routes/clients/access_codes.rb b/lib/seam/routes/clients/access_codes.rb
index 9120018..3e7de43 100644
--- a/lib/seam/routes/clients/access_codes.rb
+++ b/lib/seam/routes/clients/access_codes.rb
@@ -22,8 +22,8 @@ def create(device_id:, allow_external_modification: nil, attempt_for_offline_dev
         Seam::Resources::AccessCode.load_from_response(res.body["access_code"])
       end
 
-      def create_multiple(device_ids:, allow_external_modification: nil, attempt_for_offline_device: nil, behavior_when_code_cannot_be_shared: nil, code: nil, ends_at: nil, is_external_modification_allowed: nil, name: nil, prefer_native_scheduling: nil, preferred_code_length: nil, starts_at: nil)
-        res = @client.post("/access_codes/create_multiple", {device_ids: device_ids, allow_external_modification: allow_external_modification, attempt_for_offline_device: attempt_for_offline_device, behavior_when_code_cannot_be_shared: behavior_when_code_cannot_be_shared, code: code, ends_at: ends_at, is_external_modification_allowed: is_external_modification_allowed, name: name, prefer_native_scheduling: prefer_native_scheduling, preferred_code_length: preferred_code_length, starts_at: starts_at}.compact)
+      def create_multiple(device_ids:, allow_external_modification: nil, attempt_for_offline_device: nil, behavior_when_code_cannot_be_shared: nil, code: nil, ends_at: nil, is_external_modification_allowed: nil, name: nil, prefer_native_scheduling: nil, preferred_code_length: nil, starts_at: nil, use_backup_access_code_pool: nil)
+        res = @client.post("/access_codes/create_multiple", {device_ids: device_ids, allow_external_modification: allow_external_modification, attempt_for_offline_device: attempt_for_offline_device, behavior_when_code_cannot_be_shared: behavior_when_code_cannot_be_shared, code: code, ends_at: ends_at, is_external_modification_allowed: is_external_modification_allowed, name: name, prefer_native_scheduling: prefer_native_scheduling, preferred_code_length: preferred_code_length, starts_at: starts_at, use_backup_access_code_pool: use_backup_access_code_pool}.compact)
 
         Seam::Resources::AccessCode.load_from_response(res.body["access_codes"])
       end
diff --git a/package-lock.json b/package-lock.json
index 2e53c88..3741e72 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
       "devDependencies": {
         "@seamapi/fake-seam-connect": "1.86.0",
         "@seamapi/nextlove-sdk-generator": "^1.19.10",
-        "@seamapi/types": "1.806.0",
+        "@seamapi/types": "1.809.0",
         "del": "^7.1.0",
         "markdown-toc": "^1.2.0",
         "prettier": "^3.2.5"
@@ -536,9 +536,9 @@
       }
     },
     "node_modules/@seamapi/types": {
-      "version": "1.806.0",
-      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.806.0.tgz",
-      "integrity": "sha512-2GI6meyqxBYy5gx05FKzNOSQZB9QikcYtotiZie0PwIarFwZvssvjICqfIZnraOuzMOgT2AJEAXph/kp2s0vAg==",
+      "version": "1.809.0",
+      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.809.0.tgz",
+      "integrity": "sha512-xBrXorx5njf53vwoHSgEzXxL4Bul82kxKOzRVNs/K37VU4YcaLKQc1Q7ONuFPP/PfDSWP2pCOiRgzx99nrPiHQ==",
       "dev": true,
       "license": "MIT",
       "engines": {
diff --git a/package.json b/package.json
index 0c469d7..47e1665 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "devDependencies": {
     "@seamapi/fake-seam-connect": "1.86.0",
     "@seamapi/nextlove-sdk-generator": "^1.19.10",
-    "@seamapi/types": "1.806.0",
+    "@seamapi/types": "1.809.0",
     "del": "^7.1.0",
     "markdown-toc": "^1.2.0",
     "prettier": "^3.2.5"