diff --git a/application/itopwebpage.class.inc.php b/application/itopwebpage.class.inc.php
index 97f720d15..53b861809 100644
--- a/application/itopwebpage.class.inc.php
+++ b/application/itopwebpage.class.inc.php
@@ -296,7 +296,7 @@ EOF
 		echo "<div id=\"Login\" style=\"position:absolute; top:18px; right:16px; width:500px;\">Logged in as '$sUserName'&nbsp;$sIsAdmin&nbsp;&nbsp;";
 		echo "<form action=\"../pages/UI.php\" method=\"post\" style=\"display:inline\">\n";
 		echo "<input type=\"submit\" value=\"Log off\" />\n";
-		echo "<input type=\"hidden\" name=\"operation\" value=\"logoff\" />\n";
+		echo "<input type=\"hidden\" name=\"loginop\" value=\"logoff\" />\n";
 		echo "</form>\n";
 		echo "<form action=\"../pages/UI.php\" style=\"display:inline\"><div style=\"padding:1px; background-color:#fff;display:inline;\"><img src=\"../images/magnifier.gif\"/><input style=\"border:0\" type=\"text\" size=\"15\" title=\"Global Search\" name=\"text\" value=\"$sText\"$sOnClick></input></div><input type=\"submit\" value=\"Search\" />
 			  <input type=\"hidden\" name=\"operation\" value=\"full_text\" /></form>\n";