diff --git a/js/ui/unlockDialog.js b/js/ui/unlockDialog.js
index f4c76c41a..3ef6aa90f 100644
--- a/js/ui/unlockDialog.js
+++ b/js/ui/unlockDialog.js
@@ -676,16 +676,14 @@ var UnlockDialog = GObject.registerClass({
     }
 
     _ensureAuthPrompt() {
-        if (this._authPrompt)
-            return;
-
-        this._authPrompt = new AuthPrompt.AuthPrompt(this._gdmClient,
-            AuthPrompt.AuthPromptMode.UNLOCK_ONLY);
-        this._authPrompt.connect('failed', this._fail.bind(this));
-        this._authPrompt.connect('cancelled', this._fail.bind(this));
-        this._authPrompt.connect('reset', this._onReset.bind(this));
-
-        this._promptBox.add_child(this._authPrompt);
+        if (!this._authPrompt) {
+            this._authPrompt = new AuthPrompt.AuthPrompt(this._gdmClient,
+                AuthPrompt.AuthPromptMode.UNLOCK_ONLY);
+            this._authPrompt.connect('failed', this._fail.bind(this));
+            this._authPrompt.connect('cancelled', this._fail.bind(this));
+            this._authPrompt.connect('reset', this._onReset.bind(this));
+            this._promptBox.add_child(this._authPrompt);
+        }
 
         this._authPrompt.reset();
         this._authPrompt.updateSensitivity(true);