diff --git a/config/global.ini.php b/config/global.ini.php
index d6f630b77e381728f48b866e75e668f9a9214483..276d6fcfa66bb1636290c9061aeb291a314740bd 100644
--- a/config/global.ini.php
+++ b/config/global.ini.php
@@ -531,6 +531,7 @@ Plugins[]		= ImageGraph
 Plugins[]		= DoNotTrack
 Plugins[]		= Annotations
 Plugins[]		= MobileMessaging
+Plugins[]		= Overlay
 
 [PluginsInstalled]
 PluginsInstalled[] = Login
diff --git a/core/Updates/1.10-b4.php b/core/Updates/1.10-b4.php
index 50c692ac674fef87c5b86c2c4edfc5b527ba09ac..9418c5cc99e6437260a6777137bb011af08017fc 100755
--- a/core/Updates/1.10-b4.php
+++ b/core/Updates/1.10-b4.php
@@ -30,5 +30,13 @@ class Piwik_Updates_1_10_b4 extends Piwik_Updates
 		{
 			// pass
 		}
+		try
+		{
+			Piwik_PluginsManager::getInstance()->activatePlugin('Overlay');
+		}
+		catch(Exception $e)
+		{
+			// pass
+		}
 	}
 }
\ No newline at end of file