diff --git a/htdocs/exports/class/export.class.php b/htdocs/exports/class/export.class.php
index 9ff540a92f2f2d347b2fa77a3c49569eb742cc48..707b38e1ef7ccd40548844761ed8ed34c7c04c3e 100644
--- a/htdocs/exports/class/export.class.php
+++ b/htdocs/exports/class/export.class.php
@@ -524,7 +524,7 @@ class Export
 		if ($resql)
 		{
 			//$this->array_export_label[$indice]
-			if ($conf->global->EXPORT_PREFIX)
+			if ($conf->global->EXPORT_PREFIX_SPEC)
 				$filename=$conf->global->EXPORT_PREFIX_SPEC."_".$datatoexport;
 			else
 				$filename="export_".$datatoexport;