diff --git a/lib/_autoload.php b/lib/_autoload.php
index 7548e5852ab1c3d3c699b76ea9b3e87095b4f459..d613a5e9559317537a34de95845343803a23cd8f 100644
--- a/lib/_autoload.php
+++ b/lib/_autoload.php
@@ -10,12 +10,12 @@
 
 // SSP is loaded as a separate project
 $libpath = \SimpleSAML\Utils\System::resolvePath(dirname(dirname(__FILE__)).'/vendor/autoload.php');
-if (file_exists($libpath) {
-    require_once $libpath;
+if (file_exists($libpath)) {
+    require_once($libpath);
 } else {  // SSP is loaded as a library
     $libpath = \SimpleSAML\Utils\System::resolvePath(dirname(dirname(__FILE__)).'/../../autoload.php');
-    if (file_exists($libpath) {
-        require_once $libpath;
+    if (file_exists($libpath)) {
+        require_once($libpath);
     } else {
         throw new Exception('Unable to load Composer autoloader');
     }