diff --git a/modules/sanitycheck/config-templates/config-sanitycheck.php b/modules/sanitycheck/config-templates/config-sanitycheck.php
index 748a21bfb3df15dd3833110fcf6964674687a687..ac40a0f48e8a5e1da222ce943bb5fd3deee5fcae 100644
--- a/modules/sanitycheck/config-templates/config-sanitycheck.php
+++ b/modules/sanitycheck/config-templates/config-sanitycheck.php
@@ -5,12 +5,12 @@
 
 $config = array (
 
-	/*
-	 * Do you want to generate statistics using the cron module? If so, specify which cron tag to use.
-	 * Examples: daily, weekly
-	 * To not run statistics in cron, set value to 
-	 *     'cron_tag' => NULL,
-	 */
-	'cron_tag' => 'hourly',
+    /*
+     * Do you want to generate statistics using the cron module? If so, specify which cron tag to use.
+     * Examples: daily, weekly
+     * To not run statistics in cron, set value to
+     *     'cron_tag' => null,
+     */
+    'cron_tag' => 'hourly',
 
 );
diff --git a/modules/sanitycheck/hooks/hook_cron.php b/modules/sanitycheck/hooks/hook_cron.php
index 37c020e50d7e4ca79a5596dce3110ff53941c392..44abd493601c892b98b868b177fbc3df56378ef2 100644
--- a/modules/sanitycheck/hooks/hook_cron.php
+++ b/modules/sanitycheck/hooks/hook_cron.php
@@ -4,39 +4,38 @@
  *
  * @param array &$croninfo  Output
  */
-function sanitycheck_hook_cron(&$croninfo) {
-	assert('is_array($croninfo)');
-	assert('array_key_exists("summary", $croninfo)');
-	assert('array_key_exists("tag", $croninfo)');
+function sanitycheck_hook_cron(&$croninfo)
+{
+    assert('is_array($croninfo)');
+    assert('array_key_exists("summary", $croninfo)');
+    assert('array_key_exists("tag", $croninfo)');
 
-	SimpleSAML\Logger::info('cron [sanitycheck]: Running cron in cron tag [' . $croninfo['tag'] . '] ');
+    SimpleSAML\Logger::info('cron [sanitycheck]: Running cron in cron tag [' . $croninfo['tag'] . '] ');
 
-	try {
-	
-		$sconfig = SimpleSAML_Configuration::getOptionalConfig('config-sanitycheck.php');
+    try {
+        $sconfig = SimpleSAML_Configuration::getOptionalConfig('config-sanitycheck.php');
 
-		$cronTag = $sconfig->getString('cron_tag', NULL);
-		if ($cronTag === NULL || $cronTag !== $croninfo['tag']) {
-			return;
-		}
+        $cronTag = $sconfig->getString('cron_tag', null);
+        if ($cronTag === null || $cronTag !== $croninfo['tag']) {
+            return;
+        }
 
-		$info = array();
-		$errors = array();
-		$hookinfo = array(
-			'info' => &$info,
-			'errors' => &$errors,
-		);
-		
-		SimpleSAML\Module::callHooks('sanitycheck', $hookinfo);
-		
-		if (count($errors) > 0) {
-			foreach ($errors AS $err) {
-				$croninfo['summary'][] = 'Sanitycheck error: ' . $err;
-			}
-		}
-		
-	} catch (Exception $e) {
-		$croninfo['summary'][] = 'Error executing sanity check: ' . $e->getMessage();
-	}
+        $info = array();
+        $errors = array();
+        $hookinfo = array(
+            'info' => &$info,
+            'errors' => &$errors,
+        );
 
+        SimpleSAML\Module::callHooks('sanitycheck', $hookinfo);
+
+        if (count($errors) > 0) {
+            foreach ($errors AS $err) {
+                $croninfo['summary'][] = 'Sanitycheck error: ' . $err;
+            }
+        }
+
+    } catch (Exception $e) {
+        $croninfo['summary'][] = 'Error executing sanity check: ' . $e->getMessage();
+    }
 }
diff --git a/modules/sanitycheck/hooks/hook_frontpage.php b/modules/sanitycheck/hooks/hook_frontpage.php
index 27d55abbc323a92475ae93d5935ffbb32836461a..b40e657fa1b10b4b44581ea00d98404a88b6ecc3 100644
--- a/modules/sanitycheck/hooks/hook_frontpage.php
+++ b/modules/sanitycheck/hooks/hook_frontpage.php
@@ -4,14 +4,14 @@
  *
  * @param array &$links  The links on the frontpage, split into sections.
  */
-function sanitycheck_hook_frontpage(&$links) {
-	assert('is_array($links)');
-	assert('array_key_exists("links", $links)');
-
-	$links['config']['santitycheck'] = array(
-		'href' => SimpleSAML\Module::getModuleURL('sanitycheck/index.php'),
-		'text' => array('en' => 'Sanity check of your SimpleSAMLphp setup'),
-		'shorttext' => array('en' => 'SanityCheck'),
-	);
+function sanitycheck_hook_frontpage(&$links)
+{
+    assert('is_array($links)');
+    assert('array_key_exists("links", $links)');
 
+    $links['config']['santitycheck'] = array(
+        'href' => SimpleSAML\Module::getModuleURL('sanitycheck/index.php'),
+        'text' => array('en' => 'Sanity check of your SimpleSAMLphp setup'),
+        'shorttext' => array('en' => 'SanityCheck'),
+    );
 }
diff --git a/modules/sanitycheck/hooks/hook_moduleinfo.php b/modules/sanitycheck/hooks/hook_moduleinfo.php
index c18672711b4affdc27d4683e1904f487c2f0a763..679ac17e37a0d5eecabbc4c79f8e18f8c034b703 100644
--- a/modules/sanitycheck/hooks/hook_moduleinfo.php
+++ b/modules/sanitycheck/hooks/hook_moduleinfo.php
@@ -4,16 +4,16 @@
  *
  * @param array &$moduleinfo  The links on the frontpage, split into sections.
  */
-function sanitycheck_hook_moduleinfo(&$moduleinfo) {
-	assert('is_array($moduleinfo)');
-	assert('array_key_exists("info", $moduleinfo)');
+function sanitycheck_hook_moduleinfo(&$moduleinfo)
+{
+    assert('is_array($moduleinfo)');
+    assert('array_key_exists("info", $moduleinfo)');
 
-	$moduleinfo['info']['sanitycheck'] = array(
-		'name' => array('en' => 'Sanity check'),
-		'description' => array('en' => 'This module adds functionality for other modules to provide santity checks.'),
-		
-		'dependencies' => array('core'),
-		'uses' => array('cron'),
-	);
+    $moduleinfo['info']['sanitycheck'] = array(
+        'name' => array('en' => 'Sanity check'),
+        'description' => array('en' => 'This module adds functionality for other modules to provide santity checks.'),
 
+        'dependencies' => array('core'),
+        'uses' => array('cron'),
+    );
 }
diff --git a/modules/sanitycheck/hooks/hook_sanitycheck.php b/modules/sanitycheck/hooks/hook_sanitycheck.php
index c15f1c68f503034811d8d8205464a0f633e20cc9..867eab503a9fb8bf90d1e5ab0e50298ffb0f6f24 100644
--- a/modules/sanitycheck/hooks/hook_sanitycheck.php
+++ b/modules/sanitycheck/hooks/hook_sanitycheck.php
@@ -4,11 +4,11 @@
  *
  * @param array &$hookinfo  hookinfo
  */
-function sanitycheck_hook_sanitycheck(&$hookinfo) {
-	assert('is_array($hookinfo)');
-	assert('array_key_exists("errors", $hookinfo)');
-	assert('array_key_exists("info", $hookinfo)');
+function sanitycheck_hook_sanitycheck(&$hookinfo)
+{
+    assert('is_array($hookinfo)');
+    assert('array_key_exists("errors", $hookinfo)');
+    assert('array_key_exists("info", $hookinfo)');
 
-	$hookinfo['info'][] = '[sanitycheck] At least the sanity check itself is working :)';	
-	
+    $hookinfo['info'][] = '[sanitycheck] At least the sanity check itself is working :)';
 }
diff --git a/modules/sanitycheck/www/index.php b/modules/sanitycheck/www/index.php
index 708348b0126b1b968421c146747d2bcece3e4e5a..e365db28d57a98282e3abe0528d0c0d8604fa42c 100644
--- a/modules/sanitycheck/www/index.php
+++ b/modules/sanitycheck/www/index.php
@@ -1,25 +1,23 @@
 <?php
 
-
 $config = SimpleSAML_Configuration::getInstance();
 
 $info = array();
 $errors = array();
 $hookinfo = array(
-	'info' => &$info, 
-	'errors' => &$errors,
+    'info' => &$info,
+    'errors' => &$errors,
 );
 SimpleSAML\Module::callHooks('sanitycheck', $hookinfo);
 
-
 if (isset($_REQUEST['output']) && $_REQUEST['output'] == 'text') {
-	
-	if (count($errors) === 0) {
-		echo 'OK';
-	} else {
-		echo 'FAIL';
-	}
-	exit;
+
+    if (count($errors) === 0) {
+        echo 'OK';
+    } else {
+        echo 'FAIL';
+    }
+    exit;
 }
 
 $t = new SimpleSAML_XHTML_Template($config, 'sanitycheck:check.tpl.php');