diff --git a/package-lock.json b/package-lock.json
index 2f632d2..0517db8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@identity.com/uca",
-  "version": "1.0.29",
+  "version": "1.0.30",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 03d7ddf..7f5d73c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@identity.com/uca",
-  "version": "1.0.29",
+  "version": "1.0.30",
   "description": "Provides functionality around User Collectable Attributes (UCA)",
   "main": "src/index.js",
   "module": "dist/es/index.js",
diff --git a/src/definitions.js b/src/definitions.js
index 54c747f..b422c37 100644
--- a/src/definitions.js
+++ b/src/definitions.js
@@ -1191,6 +1191,33 @@ const definitions = [
     attestable: false,
     credentialItem: false,
   },
+  {
+    identifier: 'cvc:Type:appIdType',
+    description: 'Application Identifier Type',
+    version: '1',
+    type: 'String',
+    attestable: false,
+    credentialItem: false,
+  },
+  {
+    identifier: 'cvc:Document:appId',
+    version: '1',
+    type: {
+      properties: [
+        {
+          name: 'appId',
+          type: 'cvc:Type:appId',
+        },
+        {
+          name: 'appIdType',
+          type: 'cvc:Type:appIdType',
+        },
+      ],
+      required: ['appId'],
+    },
+    attestable: false,
+    credentialItem: false,
+  },
 ];
 
 module.exports = definitions;