Index: index.php
===================================================================
--- index.php	(revision 46888)
+++ index.php	(working copy)
@@ -120,7 +120,7 @@
 
 	$option = get_user_meta( get_current_user_id(), 'show_welcome_panel', true );
 	// 0 = hide, 1 = toggled to show or single site creator, 2 = multisite site owner
-	$hide = 0 == $option || ( 2 == $option && wp_get_current_user()->user_email != get_option( 'admin_email' ) );
+	$hide = 0 == $option || ( 2 === $option && wp_get_current_user()->user_email !== get_option( 'admin_email' ) );
 	if ( $hide ) {
 		$classes .= ' hidden';
 	}