diff --git a/src/wp-login.php b/src/wp-login.php
index 5159eab6ff..9bd4b2a6b0 100644
--- a/src/wp-login.php
+++ b/src/wp-login.php
@@ -135,6 +135,16 @@ function login_header( $title = 'Log In', $message = '', $wp_error = '' ) {
 	 */
 	$login_header_title = apply_filters( 'login_headertitle', $login_header_title );
 
+	/*
+	 * To match the URL/title set above, Multisite sites have the blog name,
+	 * while single sites get the header title.
+	 */
+	if ( is_multisite() ) {
+		$login_header_text = bloginfo( 'name' );
+	} else {
+		$login_header_text = $login_header_title;
+	}
+
 	$classes = array( 'login-action-' . $action, 'wp-core-ui' );
 	if ( is_rtl() )
 		$classes[] = 'rtl';
@@ -171,7 +181,7 @@ function login_header( $title = 'Log In', $message = '', $wp_error = '' ) {
 	do_action( 'login_header' );
 	?>
 	<div id="login">
-		<h1><a href="<?php echo esc_url( $login_header_url ); ?>" title="<?php echo esc_attr( $login_header_title ); ?>" tabindex="-1"><?php bloginfo( 'name' ); ?></a></h1>
+		<h1><a href="<?php echo esc_url( $login_header_url ); ?>" title="<?php echo esc_attr( $login_header_title ); ?>" tabindex="-1"><?php echo $login_header_text; ?></a></h1>
 	<?php
 
 	unset( $login_header_url, $login_header_title );