diff --git a/main/admin/configure_extensions.php b/main/admin/configure_extensions.php
index 2a8cb95fae..fab1866dbe 100644
--- a/main/admin/configure_extensions.php
+++ b/main/admin/configure_extensions.php
@@ -50,7 +50,7 @@ if(isset($_POST['activeExtension'])){
 			
 			// select all the courses and insert the tool inside
 			$sql = 'SELECT db_name FROM '.Database::get_main_table(MAIN_COURSE_TABLE);
-			echo $sql;
+			
 			$rs = api_sql_query($sql);
 			while($row = mysql_fetch_array($rs)){