diff --git a/auth/shibboleth/index.php b/auth/shibboleth/index.php
index c8065e3b0a2..f85a6bb92a7 100644
--- a/auth/shibboleth/index.php
+++ b/auth/shibboleth/index.php
@@ -16,7 +16,7 @@
         
         redirect($urltogo);
     }
-	
+
     $pluginconfig   = get_config('auth/shibboleth');
 
     // Check whether Shibboleth is configured properly