diff --git a/base.php b/base.php
index 0c02fd7..76a3ab1 100644
--- a/base.php
+++ b/base.php
@@ -6,6 +6,8 @@
  * @author     Sébastien Lucas <sebastien@slucas.fr>
  */
 
+define ("VERSION", "0.0.4");
+ 
 function getURLParam ($name, $default = NULL) {
     if (!empty ($_GET) && isset($_GET[$name])) {
         return $_GET[$name];
@@ -13,6 +15,10 @@ function getURLParam ($name, $default = NULL) {
     return $default;
 }
 
+function getUrlWithVersion ($url) {
+    return $url . "?v=" . VERSION;
+}
+
 /**
  * This method is a direct copy-paste from
  * http://tmont.com/blargh/2010/1/string-format-in-php
@@ -138,7 +144,7 @@ class Entry
             foreach (self::$icons as $reg => $image)
             {
                 if (preg_match ("/" . $reg . "/", $pid)) {
-                    array_push ($this->linkArray, new Link ($image, "image/png", Link::OPDS_THUMBNAIL_TYPE));
+                    array_push ($this->linkArray, new Link (getUrlWithVersion ($image), "image/png", Link::OPDS_THUMBNAIL_TYPE));
                     break;
                 }
             }
diff --git a/index.php b/index.php
index e9a7d75..01dea7e 100644
--- a/index.php
+++ b/index.php
@@ -31,8 +31,8 @@
     <title><?php echo $currentPage->title ?></title>
     <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7/jquery.min.js"></script>
     <script type="text/javascript" src="fancybox/jquery.fancybox.js?v=2.0.6"></script>
-	<link rel="stylesheet" type="text/css" href="fancybox/jquery.fancybox.css?v=2.0.6" media="screen" />
-    <link rel="stylesheet" type="text/css" href="style.css" media="screen" />
+    <link rel="stylesheet" type="text/css" href="fancybox/jquery.fancybox.css?v=2.0.6" media="screen" />
+    <link rel="stylesheet" type="text/css" href="<?php echo getUrlWithVersion("style.css") ?>" media="screen" />
     <script type="text/javascript">
         $(document).ready(function() {
             // Handler for .ready() called.
@@ -70,11 +70,11 @@
     <div class="head">
         <div class="headleft">
             <a href="<?php echo $_SERVER["SCRIPT_NAME"] ?>">
-                <img src="images/home.png" alt="Home" />
+                <img src="<?php echo getUrlWithVersion("images/home.png") ?>" alt="Home" />
             </a>
         </div>
         <div class="headright">
-            <a class="fancysearch" href="#search"><img src="images/search.png" alt="Search" /></a>
+            <a class="fancysearch" href="#search"><img src="<?php echo getUrlWithVersion("images/search.png") ?>" alt="Search" /></a>
         </div>
         <div class="headcenter">
             <p><?php echo $currentPage->title ?></p>