X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=doubler.php;h=983653ddaa6a4a829de321fdca69bcf708aaa6f2;hb=5f5a73c72457ea761906640dc3d29749301102f9;hp=b3292fbecf5fd814b5ebe31ba2ba0edd3e741b7f;hpb=4c83f0cc7459cad9ec9c1c68963f5365155ee935;p=mailer.git

diff --git a/doubler.php b/doubler.php
index b3292fbecf..983653ddaa 100644
--- a/doubler.php
+++ b/doubler.php
@@ -51,7 +51,7 @@ require("inc/config.php");
 REDIRECT_ON_UNINSTALLED_EXTENSION("doubler");
 
 // Is the script installed?
-if (isBooleanConstantAndTrue('mxchange_installed')) {
+if (isInstalled()) {
 	// Probe for referal ID
 	if (REQUEST_ISSET_GET(('refid'))) $GLOBALS['refid'] = REQUEST_GET(('refid'));