diff --git a/js/gdm/authPrompt.js b/js/gdm/authPrompt.js
index 6df25a79b..d0280529a 100644
--- a/js/gdm/authPrompt.js
+++ b/js/gdm/authPrompt.js
@@ -493,7 +493,6 @@ const AuthPrompt = new Lang.Class({
 
     cancel: function() {
         this.reset();
-        this.emit('cancelled');
     }
 });
 Signals.addSignalMethods(AuthPrompt.prototype);
diff --git a/js/ui/unlockDialog.js b/js/ui/unlockDialog.js
index b04ddf092..001aabc8d 100644
--- a/js/ui/unlockDialog.js
+++ b/js/ui/unlockDialog.js
@@ -53,7 +53,6 @@ const UnlockDialog = new Lang.Class({
 
         this._authPrompt = new AuthPrompt.AuthPrompt(new Gdm.Client(), AuthPrompt.AuthPromptMode.UNLOCK_ONLY);
         this._authPrompt.connect('failed', Lang.bind(this, this._fail));
-        this._authPrompt.connect('cancelled', Lang.bind(this, this._fail));
         this._authPrompt.connect('reset', Lang.bind(this, this._onReset));
         this._authPrompt.setPasswordChar('\u25cf');
         this._authPrompt.nextButton.label = _("Unlock");