diff --git a/htdocs/translate.class.php b/htdocs/translate.class.php
index 49592afe707..c2479b531cc 100644
--- a/htdocs/translate.class.php
+++ b/htdocs/translate.class.php
@@ -115,6 +115,18 @@ class Translate {
     function trans($str, $param1='', $param2='', $param3='') {
         if ($this->tab_translate[$str]) {
             // Si la traduction est disponible
+            if ($param1) {
+                $param1=ereg_replace("<","&lt;",$param1);
+                $param1=ereg_replace(">","&gt;",$param1);
+            }
+            if ($param2) {
+                $param2=ereg_replace("<","&lt;",$param2);
+                $param2=ereg_replace(">","&gt;",$param2);
+            }
+            if ($param3) {
+                $param3=ereg_replace("<","&lt;",$param3);
+                $param3=ereg_replace(">","&gt;",$param3);
+            }
             return sprintf($this->tab_translate[$str],$param1,$param2,$param3);
         }
         return $str;