diff --git a/htdocs/telephonie/script/facture-detail-tableur-one.class.php b/htdocs/telephonie/script/facture-detail-tableur-one.class.php
index 25778f1b04c..44050cc8cd1 100644
--- a/htdocs/telephonie/script/facture-detail-tableur-one.class.php
+++ b/htdocs/telephonie/script/facture-detail-tableur-one.class.php
@@ -38,7 +38,7 @@ class FactureDetailTableurOne {
     $error = 0;
 
     $dir = FAC_OUTPUTDIR . "/" . $fac->ref . "/" ;
-    $file = $dir . $fac->ref . "-$ligne-$objlignetel->code_analytique-detail.xls";
+    $fname = $dir . $fac->ref . "-$ligne-$objlignetel->code_analytique-detail.xls";
 
     dolibarr_syslog("Open $fname");