diff --git a/templates/includes/header.php b/templates/includes/header.php
index f0c4e4df3ea3567cc0f47bb2796c022711af74c9..30e734832c5394067d4b1b1f2cd8c1369ac41545 100644
--- a/templates/includes/header.php
+++ b/templates/includes/header.php
@@ -24,7 +24,7 @@ if (array_key_exists('pageid', $this->data)) {
 		'page' => $this->data['pageid']
 	);
 		
-	SimpleSAML_Module::callHooks('htmlinject', $hookinfo);	
+	SimpleSAML\Module::callHooks('htmlinject', $hookinfo);
 }
 // - o - o - o - o - o - o - o - o - o - o - o - o -
 
diff --git a/templates/metadata.php b/templates/metadata.php
index a30e2cc1d29d1607101d29eb22303e37bfffd9d7..99f5f60fe6be39f79c25de89d124cbab5147b589 100644
--- a/templates/metadata.php
+++ b/templates/metadata.php
@@ -44,7 +44,7 @@ if (array_key_exists('available_certs', $this->data)) { ?>
 <?php
     foreach (array_keys($this->data['available_certs']) as $certName) {
         echo '<li><a href="'.
-            htmlspecialchars(SimpleSAML_Module::getModuleURL('saml/idp/certs.php').'/'.$certName).'">'.$certName.
+            htmlspecialchars(SimpleSAML\Module::getModuleURL('saml/idp/certs.php').'/'.$certName).'">'.$certName.
             '</a>';
 
         if ($this->data['available_certs'][$certName]['certFingerprint'][0] ===
diff --git a/www/errorreport.php b/www/errorreport.php
index 723b3e7015eaa6552b5207286d8320ea5b775573..d99f313b99cb712be944ed536136f213c97988d2 100644
--- a/www/errorreport.php
+++ b/www/errorreport.php
@@ -22,7 +22,7 @@ try {
     $session = SimpleSAML_Session::getSessionFromRequest();
     $data = $session->getData('core:errorreport', $reportId);
 } catch (Exception $e) {
-    SimpleSAML_Logger::error('Error loading error report data: '.var_export($e->getMessage(), true));
+    SimpleSAML\Logger::error('Error loading error report data: '.var_export($e->getMessage(), true));
 }
 
 if ($data === null) {
@@ -113,7 +113,7 @@ if ($config->getBoolean('errorreporting', true) && $toAddress !== 'na@example.or
     $email = new SimpleSAML_XHTML_EMail($toAddress, 'SimpleSAMLphp error report', $from);
     $email->setBody($message);
     $email->send();
-    SimpleSAML_Logger::error('Report with id '.$reportId.' sent to <'.$toAddress.'>.');
+    SimpleSAML\Logger::error('Report with id '.$reportId.' sent to <'.$toAddress.'>.');
 }
 
 // redirect the user back to this page to clear the POST request
diff --git a/www/index.php b/www/index.php
index 5d3134049ba061d55de855a8d0b479ac7c35bad1..42344ed94eeb4331489f6ccccf579ae215cc09b0 100644
--- a/www/index.php
+++ b/www/index.php
@@ -2,4 +2,4 @@
 
 require_once('_include.php');
 
-\SimpleSAML\Utils\HTTP::redirectTrustedURL(SimpleSAML_Module::getModuleURL('core/frontpage_welcome.php'));
+\SimpleSAML\Utils\HTTP::redirectTrustedURL(SimpleSAML\Module::getModuleURL('core/frontpage_welcome.php'));
diff --git a/www/module.php b/www/module.php
index 66baa3ddd89b846c0accb59d80692afa3216a864..9c09c6582dbce68e266e03261c29f2b1e5b89c90 100644
--- a/www/module.php
+++ b/www/module.php
@@ -64,7 +64,7 @@ try {
         $url = '';
     }
 
-    if (!SimpleSAML_Module::isModuleEnabled($module)) {
+    if (!SimpleSAML\Module::isModuleEnabled($module)) {
         throw new SimpleSAML_Error_NotFound('The module \''.$module.'\' was either not found, or wasn\'t enabled.');
     }
 
@@ -78,7 +78,7 @@ try {
         throw new SimpleSAML_Error_BadRequest('Requested URL contained \'./\'.');
     }
 
-    $moduleDir = SimpleSAML_Module::getModuleDir($module).'/www/';
+    $moduleDir = SimpleSAML\Module::getModuleDir($module).'/www/';
 
     // check for '.php/' in the path, the presence of which indicates that another php-script should handle the request
     for ($phpPos = strpos($url, '.php/'); $phpPos !== false; $phpPos = strpos($url, '.php/', $phpPos + 1)) {
@@ -117,7 +117,7 @@ try {
 
     if (!file_exists($path)) {
         // file not found
-        SimpleSAML_Logger::info('Could not find file \''.$path.'\'.');
+        SimpleSAML\Logger::info('Could not find file \''.$path.'\'.');
         throw new SimpleSAML_Error_NotFound('The URL wasn\'t found in the module.');
     }
 
@@ -147,7 +147,7 @@ try {
             $contentType = mime_content_type($path);
         } else {
             // mime_content_type doesn't exist. Return a default MIME type
-            SimpleSAML_Logger::warning('Unable to determine mime content type of file: '.$path);
+            SimpleSAML\Logger::warning('Unable to determine mime content type of file: '.$path);
             $contentType = 'application/octet-stream';
         }
     }
diff --git a/www/saml2/idp/SSOService.php b/www/saml2/idp/SSOService.php
index d10eade1fa7327016908a2b67362b4849115265e..c893fb4395dd88cf5cbc6928aac960ee9423f4f8 100644
--- a/www/saml2/idp/SSOService.php
+++ b/www/saml2/idp/SSOService.php
@@ -10,7 +10,7 @@
 
 require_once('../../_include.php');
 
-SimpleSAML_Logger::info('SAML2.0 - IdP.SSOService: Accessing SAML 2.0 IdP endpoint SSOService');
+SimpleSAML\Logger::info('SAML2.0 - IdP.SSOService: Accessing SAML 2.0 IdP endpoint SSOService');
 
 $metadata = SimpleSAML_Metadata_MetaDataStorageHandler::getMetadataHandler();
 $idpEntityId = $metadata->getMetaDataCurrentEntityID('saml20-idp-hosted');
diff --git a/www/saml2/idp/SingleLogoutService.php b/www/saml2/idp/SingleLogoutService.php
index 6305c8e28d285dcda971ed4518acc47ebca4b92b..3105eea7f399f1686219a4804d8a0c7e205b0bcd 100644
--- a/www/saml2/idp/SingleLogoutService.php
+++ b/www/saml2/idp/SingleLogoutService.php
@@ -10,7 +10,7 @@
 
 require_once('../../_include.php');
 
-SimpleSAML_Logger::info('SAML2.0 - IdP.SingleLogoutService: Accessing SAML 2.0 IdP endpoint SingleLogoutService');
+SimpleSAML\Logger::info('SAML2.0 - IdP.SingleLogoutService: Accessing SAML 2.0 IdP endpoint SingleLogoutService');
 
 $metadata = SimpleSAML_Metadata_MetaDataStorageHandler::getMetadataHandler();
 $idpEntityId = $metadata->getMetaDataCurrentEntityID('saml20-idp-hosted');
diff --git a/www/saml2/idp/initSLO.php b/www/saml2/idp/initSLO.php
index a33182fe68f8edeef2ef1422de2a8e4e341d78e0..26085a7f73ee02f9b28aba04cc629c9b4fdd2e99 100644
--- a/www/saml2/idp/initSLO.php
+++ b/www/saml2/idp/initSLO.php
@@ -5,7 +5,7 @@ $metadata = SimpleSAML_Metadata_MetaDataStorageHandler::getMetadataHandler();
 $idpEntityId = $metadata->getMetaDataCurrentEntityID('saml20-idp-hosted');
 $idp = SimpleSAML_IdP::getById('saml2:'.$idpEntityId);
 
-SimpleSAML_Logger::info('SAML2.0 - IdP.initSLO: Accessing SAML 2.0 IdP endpoint init Single Logout');
+SimpleSAML\Logger::info('SAML2.0 - IdP.initSLO: Accessing SAML 2.0 IdP endpoint init Single Logout');
 
 if (!isset($_GET['RelayState'])) {
     throw new SimpleSAML_Error_Error('NORELAYSTATE');
diff --git a/www/shib13/idp/SSOService.php b/www/shib13/idp/SSOService.php
index c0129c3828894cfb372f81a3cc3b37f34f3c069d..000d70a3980f3aa116f5ae4e4c989c84701449aa 100644
--- a/www/shib13/idp/SSOService.php
+++ b/www/shib13/idp/SSOService.php
@@ -10,7 +10,7 @@
 
 require_once('../../_include.php');
 
-SimpleSAML_Logger::info('Shib1.3 - IdP.SSOService: Accessing Shibboleth 1.3 IdP endpoint SSOService');
+SimpleSAML\Logger::info('Shib1.3 - IdP.SSOService: Accessing Shibboleth 1.3 IdP endpoint SSOService');
 
 $metadata = SimpleSAML_Metadata_MetaDataStorageHandler::getMetadataHandler();
 $idpEntityId = $metadata->getMetaDataCurrentEntityID('shib13-idp-hosted');