diff --git a/src/wp-admin/install.php b/src/wp-admin/install.php
index 3e857e9752..0e30ec0c91 100644
--- a/src/wp-admin/install.php
+++ b/src/wp-admin/install.php
@@ -69,6 +69,7 @@ function display_header( $body_classes = '' ) {
 <head>
 	<meta name="viewport" content="width=device-width" />
 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+	<meta name="robots" content="noindex,nofollow" />
 	<title><?php _e( 'WordPress &rsaquo; Installation' ); ?></title>
 	<?php
 		wp_admin_css( 'install', true );
diff --git a/src/wp-admin/maint/repair.php b/src/wp-admin/maint/repair.php
index 8127960560..7849ff9494 100644
--- a/src/wp-admin/maint/repair.php
+++ b/src/wp-admin/maint/repair.php
@@ -16,6 +16,7 @@ header( 'Content-Type: text/html; charset=utf-8' );
 <head>
 	<meta name="viewport" content="width=device-width" />
 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+	<meta name="robots" content="noindex,nofollow" />
 	<title><?php _e( 'WordPress &rsaquo; Database Repair' ); ?></title>
 	<?php
 	wp_admin_css( 'install', true );
diff --git a/src/wp-admin/setup-config.php b/src/wp-admin/setup-config.php
index 038f68bd14..5364fa786c 100644
--- a/src/wp-admin/setup-config.php
+++ b/src/wp-admin/setup-config.php
@@ -94,6 +94,7 @@ function setup_config_display_header( $body_classes = array() ) {
 <head>
 	<meta name="viewport" content="width=device-width" />
 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+	<meta name="robots" content="noindex,nofollow" />
 	<title><?php _e( 'WordPress &rsaquo; Setup Configuration File' ); ?></title>
 	<?php wp_admin_css( 'install', true ); ?>
 </head>
diff --git a/src/wp-admin/upgrade.php b/src/wp-admin/upgrade.php
index 0f63086c1a..03940b01f5 100644
--- a/src/wp-admin/upgrade.php
+++ b/src/wp-admin/upgrade.php
@@ -60,6 +60,7 @@ else
 <head>
 	<meta name="viewport" content="width=device-width" />
 	<meta http-equiv="Content-Type" content="<?php bloginfo( 'html_type' ); ?>; charset=<?php echo get_option( 'blog_charset' ); ?>" />
+	<meta name="robots" content="noindex,nofollow" />
 	<title><?php _e( 'WordPress &rsaquo; Update' ); ?></title>
 	<?php
 	wp_admin_css( 'install', true );
