From b40edbf27c038b523aa7ea6b26b1144ed0e0ef53 Mon Sep 17 00:00:00 2001
From: Sixto Martin <pitbulk@gmail.com>
Date: Mon, 5 Apr 2021 22:48:01 +0200
Subject: [PATCH] See #577. Fix XPath typo incompatible with Rexml 3.2.5

---
 lib/onelogin/ruby-saml/response.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/onelogin/ruby-saml/response.rb b/lib/onelogin/ruby-saml/response.rb
index 5be271425..3acfd914e 100644
--- a/lib/onelogin/ruby-saml/response.rb
+++ b/lib/onelogin/ruby-saml/response.rb
@@ -828,7 +828,7 @@ def validate_signature
         # otherwise, review if the decrypted assertion contains a signature
         sig_elements = REXML::XPath.match(
           document,
-          "/p:Response[@ID=$id]/ds:Signature]",
+          "/p:Response[@ID=$id]/ds:Signature",
           { "p" => PROTOCOL, "ds" => DSIG },
           { 'id' => document.signed_element_id }
         )