diff --git a/ChangeLog b/ChangeLog
index f8f0df56c..12e1d24ae 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -91,6 +91,7 @@ $Id$
 - bug #3022705 [import] Import button does not work in Catalan when there
   is no progress bar possible
 - bug [replication] Do not offer information_schema in the list of databases
+- bug [js] Avoid loading twice a js file
 
 3.3.4.0 (2010-06-28)
 - bug #2996161 [import] properly escape import value
diff --git a/libraries/header_scripts.inc.php b/libraries/header_scripts.inc.php
index 6a4aacb47..cb366b5e7 100644
--- a/libraries/header_scripts.inc.php
+++ b/libraries/header_scripts.inc.php
@@ -66,6 +66,9 @@ $GLOBALS['js_events'][] = array(
  * upgrade phpMyAdmin are not stuck with older .js files in their
  * browser cache. This produces an HTTP 304 request for each file.
  */
+
+// avoid loading twice a js file
+$GLOBALS['js_include'] = array_unique($GLOBALS['js_include']);
 foreach ($GLOBALS['js_include'] as $js_script_file) {
     if (strpos($js_script_file, '?') === FALSE) {
         echo '<script src="./js/' . $js_script_file . '?ts=' . filemtime('./js/' . $js_script_file) . '" type="text/javascript"></script>' . "\n";