diff --git a/wp-includes/link-template.php b/wp-includes/link-template.php
index 38d896087..2c35ab29f 100644
--- a/wp-includes/link-template.php
+++ b/wp-includes/link-template.php
@@ -501,7 +501,8 @@ function get_pagenum_link($pagenum = 1) {
 		}
 
 		$request = preg_replace( '|page/(.+)/?$|', '', $request);
-		$request = preg_replace( '|^index\.php/|', '', $request);
+		$request = preg_replace( '|^index\.php|', '', $request);
+		$request = ltrim($request, '/');
 
 		$base = trailingslashit( get_bloginfo( 'url' ) );