diff --git a/check_collective-access.rb b/check_collective-access.rb
index a55abff..74b90ed 100755
--- a/check_collective-access.rb
+++ b/check_collective-access.rb
@@ -9,6 +9,7 @@
 require 'open-uri'
 require 'optparse'
 require 'yaml'
+require 'openssl'
 
 exit_code = 0
 options = {}
@@ -55,8 +56,8 @@ def usage(optparse)
 expected_states = YAML.load(File.read(options[:config]))
 
 begin
-html_auth = open("https://#{options[:host]}/service.php/auth/login", :http_basic_authentication=>[options[:user], options[:password]])
-html = open("https://#{options[:host]}/index.php/administrate/setup/ConfigurationCheck/DoCheck", "Cookie" => html_auth.meta['set-cookie'].split('; ',2)[0])
+html_auth = open("https://#{options[:host]}/service.php/auth/login", :http_basic_authentication=>[options[:user], options[:password]], :ssl_verify_mode => OpenSSL::SSL::VERIFY_NONE)
+html = open("https://#{options[:host]}/index.php/administrate/setup/ConfigurationCheck/DoCheck", "Cookie" => html_auth.meta['set-cookie'][/collectiveaccess=[^;]+/], :ssl_verify_mode => OpenSSL::SSL::VERIFY_NONE)
 rescue
  puts 'Unable to log in to the app, it is either misconfigured or the wrong credentials have been provided'
  exit 3