diff --git a/crypto.html b/crypto.html
index 2b38e4df..a75abc7d 100644
--- a/crypto.html
+++ b/crypto.html
@@ -376,8 +376,8 @@
             var vm = new Vue({
                 el: '#app',
                 data: {
-                    email: null,
-                    masterPassword: null,
+                    email: '',
+                    masterPassword: '',
                     pbkdf2Iterations: 5000,
                     userKey: new ByteData(),
                     userKeyHash: new ByteData(),