diff --git a/htdocs/langs/en_US/main.lang b/htdocs/langs/en_US/main.lang
index fd07d379a44..bfded6f40e2 100644
--- a/htdocs/langs/en_US/main.lang
+++ b/htdocs/langs/en_US/main.lang
@@ -61,6 +61,7 @@ ErrorFailedToSaveFile=Error, failed to save file.
 SetDate=Set date
 SelectDate=Select a date
 SeeAlso=See also %s
+SeeHere=See here
 BackgroundColorByDefault=Default background color
 FileNotUploaded=The file was not uploaded
 FileUploaded=The file was successfully uploaded
diff --git a/htdocs/public/paypal/newpayment.php b/htdocs/public/paypal/newpayment.php
index afe685fb6ac..b28ce169230 100644
--- a/htdocs/public/paypal/newpayment.php
+++ b/htdocs/public/paypal/newpayment.php
@@ -870,7 +870,12 @@ if (GETPOST("source") == 'membersubscription' && $valid)
 	// Amount
 	$var=!$var;
 	print '<tr class="CTableRow'.($var?'1':'2').'"><td class="CTableRow'.($var?'1':'2').'">'.$langs->trans("Amount");
-	if (empty($amount)) print ' ('.$langs->trans("ToComplete").')';
+	if (empty($amount))
+	{
+		print ' ('.$langs->trans("ToComplete");
+		if (! empty($conf->global->MEMBER_EXT_URL_SUBSCRIPTION_INFO)) print ' - <a href="'.$conf->global->MEMBER_EXT_URL_SUBSCRIPTION_INFO.'" rel="external" target="_blank">'.$langs->trans("SeeHere").'</a>';
+		print ')';
+	}
 	print '</td><td class="CTableRow'.($var?'1':'2').'">';
 	if (empty($amount) || ! is_numeric($amount))
 	{