X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=ref.php;h=456fc3b9691169625ca332d91624ff6ab7c7f977;hp=26e6087fe198b8e85b131eb31628497fe605b766;hb=0e899620c7a065952d6787c236fb2b33ae337d6a;hpb=60494e212a67fe360bfbb481eb4928480a6f379b;ds=sidebyside

diff --git a/ref.php b/ref.php
index 26e6087fe1..456fc3b969 100644
--- a/ref.php
+++ b/ref.php
@@ -45,7 +45,7 @@ $GLOBALS['module'] = "ref"; $CSS = -1;
 require ("inc/config.php");
 
 // Redirect only to registration page when this script is installed
-if (defined('mxchange_installed') && (mxchange_installed))
+if (defined('mxchange_installed') && (isBooleanConstantAndTrue('mxchange_installed')))
 {
 	// Base URL for redirection
 	switch ($_CONFIG['refid_target'])