diff --git a/src/wp-admin/includes/class-wp-list-table.php b/src/wp-admin/includes/class-wp-list-table.php
index 021547fd18..e5cc4b3bb8 100644
--- a/src/wp-admin/includes/class-wp-list-table.php
+++ b/src/wp-admin/includes/class-wp-list-table.php
@@ -795,7 +795,8 @@ class WP_List_Table {
 		$current              = $this->get_pagenum();
 		$removable_query_args = wp_removable_query_args();
 
-		$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
+		$siteurl = get_option('siteurl');
+		$current_url = parse_url($siteurl, PHP_URL_SCHEME) . '://' . parse_url($siteurl, PHP_URL_HOST) . $_SERVER['REQUEST_URI'];
 
 		$current_url = remove_query_arg( $removable_query_args, $current_url );
 
@@ -1082,7 +1083,8 @@ class WP_List_Table {
 	public function print_column_headers( $with_id = true ) {
 		list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();
 
-		$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
+		$siteurl = get_option('siteurl');
+		$current_url = parse_url($siteurl, PHP_URL_SCHEME) . '://' . parse_url($siteurl, PHP_URL_HOST) . $_SERVER['REQUEST_URI'];
 		$current_url = remove_query_arg( 'paged', $current_url );
 
 		if ( isset( $_GET['orderby'] ) ) {
diff --git a/src/wp-admin/includes/misc.php b/src/wp-admin/includes/misc.php
index 5c5560d60f..5b57bd61ae 100644
--- a/src/wp-admin/includes/misc.php
+++ b/src/wp-admin/includes/misc.php
@@ -1177,7 +1177,8 @@ function wp_admin_canonical_url() {
 	}
 
 	// Ensure we're using an absolute URL.
-	$current_url  = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
+	$siteurl = get_option('siteurl');
+	$current_url = parse_url($siteurl, PHP_URL_SCHEME) . '://' . parse_url($siteurl, PHP_URL_HOST) . $_SERVER['REQUEST_URI'];
 	$filtered_url = remove_query_arg( $removable_query_args, $current_url );
 	?>
 	<link id="wp-admin-canonical" rel="canonical" href="<?php echo esc_url( $filtered_url ); ?>" />