diff --git a/src/angular/components/register.component.ts b/src/angular/components/register.component.ts
index ba1002d817..b3ad95d377 100644
--- a/src/angular/components/register.component.ts
+++ b/src/angular/components/register.component.ts
@@ -22,6 +22,7 @@ export class RegisterComponent {
     showPassword: boolean = false;
     formPromise: Promise<any>;
     masterPasswordScore: number;
+    referenceId: string;
 
     protected successRoute = 'login';
     private masterPasswordStrengthTimeout: any;
@@ -110,7 +111,7 @@ export class RegisterComponent {
         const hashedPassword = await this.cryptoService.hashPassword(this.masterPassword, key);
         const keys = await this.cryptoService.makeKeyPair(encKey[0]);
         const request = new RegisterRequest(this.email, this.name, hashedPassword,
-            this.hint, encKey[1].encryptedString, kdf, kdfIterations);
+            this.hint, encKey[1].encryptedString, kdf, kdfIterations, this.referenceId);
         request.keys = new KeysRequest(keys[0], keys[1].encryptedString);
         const orgInvite = await this.stateService.get<any>('orgInvitation');
         if (orgInvite != null && orgInvite.token != null && orgInvite.organizationUserId != null) {
diff --git a/src/models/request/registerRequest.ts b/src/models/request/registerRequest.ts
index d8caa4201a..f96544e80e 100644
--- a/src/models/request/registerRequest.ts
+++ b/src/models/request/registerRequest.ts
@@ -13,9 +13,10 @@ export class RegisterRequest {
     organizationUserId: string;
     kdf: KdfType;
     kdfIterations: number;
+    referenceId: string;
 
     constructor(email: string, name: string, masterPasswordHash: string, masterPasswordHint: string, key: string,
-        kdf: KdfType, kdfIterations: number) {
+        kdf: KdfType, kdfIterations: number, referenceId: string) {
         this.name = name;
         this.email = email;
         this.masterPasswordHash = masterPasswordHash;
@@ -23,5 +24,6 @@ export class RegisterRequest {
         this.key = key;
         this.kdf = kdf;
         this.kdfIterations = kdfIterations;
+        this.referenceId = referenceId;
     }
 }