diff --git a/js/gdm/loginDialog.js b/js/gdm/loginDialog.js
index e5383a3a6..8e58adc22 100644
--- a/js/gdm/loginDialog.js
+++ b/js/gdm/loginDialog.js
@@ -409,7 +409,10 @@ var SessionMenuButton = GObject.registerClass({
 });
 
 var LoginDialog = GObject.registerClass({
-    Signals: { 'failed': {} },
+    Signals: {
+        'failed': {},
+        'wake-up-screen': {},
+    },
 }, class LoginDialog extends St.Widget {
     _init(parentActor) {
         super._init({ style_class: 'login-dialog', visible: false });
diff --git a/js/ui/screenShield.js b/js/ui/screenShield.js
index 871e8211c..38368c3d7 100644
--- a/js/ui/screenShield.js
+++ b/js/ui/screenShield.js
@@ -829,6 +829,8 @@ var ScreenShield = class {
             }
 
             this._dialog.connect('failed', this._onUnlockFailed.bind(this));
+            this._wakeUpScreenId = this._dialog.connect(
+                'wake-up-screen', this._wakeUpScreen.bind(this));
         }
 
         this._dialog.allowCancel = allowCancel;
diff --git a/js/ui/unlockDialog.js b/js/ui/unlockDialog.js
index d413fcd33..a046c56f6 100644
--- a/js/ui/unlockDialog.js
+++ b/js/ui/unlockDialog.js
@@ -53,7 +53,10 @@ class UnlockDialogClock extends St.BoxLayout {
 });
 
 var UnlockDialog = GObject.registerClass({
-    Signals: { 'failed': {} },
+    Signals: {
+        'failed': {},
+        'wake-up-screen': {},
+    },
 }, class UnlockDialog extends St.Widget {
     _init(parentActor) {
         super._init({