diff --git a/Gemfile.lock b/Gemfile.lock
index 6667a33b..04870c73 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,6 +6,7 @@ PATH
       builder
       faraday
       nokogiri (>= 1.10.2)
+      ostruct
       pkcs11
 
 GEM
@@ -163,6 +164,7 @@ GEM
     nokogiri (1.18.1)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
+    ostruct (0.6.1)
     parallel (1.24.0)
     parser (3.3.1.0)
       ast (~> 2.4.1)
diff --git a/lib/saml_idp/version.rb b/lib/saml_idp/version.rb
index 8a9b00e6..1f0ce3f0 100644
--- a/lib/saml_idp/version.rb
+++ b/lib/saml_idp/version.rb
@@ -1,3 +1,3 @@
 module SamlIdp
-  VERSION = '0.23.5-18f'.freeze
+  VERSION = '0.23.6-18f'.freeze
 end
diff --git a/saml_idp.gemspec b/saml_idp.gemspec
index f01b13ad..ec30d3e6 100644
--- a/saml_idp.gemspec
+++ b/saml_idp.gemspec
@@ -28,6 +28,7 @@ Gem::Specification.new do |s|
   s.add_dependency('faraday')
   s.add_dependency('nokogiri', '>= 1.10.2')
   s.add_dependency('pkcs11')
+  s.add_dependency('ostruct')
 
   s.add_development_dependency('capybara', '~> 3.40')
   s.add_development_dependency('listen')