diff --git a/core/auth.html b/core/auth.html
index 60d33665..c21aa6be 100644
--- a/core/auth.html
+++ b/core/auth.html
@@ -19,8 +19,11 @@
 			Object.assign(app, g_data);
 
 			class TfAuthElement extends LitElement {
-				static get_properties() {
+				static get properties() {
 					return {
+						code_of_conduct: {type: String},
+						error: {type: String},
+						have_administrator: {type: Boolean},
 						name: {type: String},
 						tab: {type: String},
 					};
@@ -31,11 +34,6 @@
 					this.tab = 'login';
 				}
 
-				tab_changed(name) {
-					this.tab = name;
-					this.requestUpdate();
-				}
-
 				render() {
 					let self = this;
 					return html`
@@ -83,16 +81,16 @@
 							<h1 ?hidden=${this.name === undefined}>Welcome, ${this.name}.</h1>
 
 							<div style="display: flex; flex-direction: row; width: 100%">
-								<input type="radio" name="tab" id="login" value="Login" ?checked=${this.tab == 'login'} @change=${() => self.tab_changed('login')}></input>
+								<input type="radio" name="tab" id="login" value="Login" ?checked=${this.tab == 'login'} @change=${() => self.tab = 'login'}></input>
 								<label for="login" id="login_label">Login</label>
 
-								<input type="radio" name="tab" id="register" value="Register" ?checked=${this.tab == 'register'} @change=${() => self.tab_changed('register')}></input>
+								<input type="radio" name="tab" id="register" value="Register" ?checked=${this.tab == 'register'} @change=${() => self.tab = 'register'}></input>
 								<label for="register" id="register_label">Register</label>
 
-								<input type="radio" name="tab" id="guest" value="Guest" ?checked=${this.tab == 'guest'} @change=${() => self.tab_changed('guest')}></input>
+								<input type="radio" name="tab" id="guest" value="Guest" ?checked=${this.tab == 'guest'} @change=${() => self.tab = 'guest'}></input>
 								<label for="guest" id="guest_label">Guest</label>
 
-								<input type="radio" name="tab" id="change" value="Change Password" ?checked=${this.tab == 'change'} @change=${() => self.tab_changed('change')}></input>
+								<input type="radio" name="tab" id="change" value="Change Password" ?checked=${this.tab == 'change'} @change=${() => self.tab = 'change'}></input>
 								<label for="change" id="change_label">Change Password</label>
 							</div>