diff --git a/fof-main.php b/fof-main.php
index 805710f..91cf899 100644
--- a/fof-main.php
+++ b/fof-main.php
@@ -941,7 +941,7 @@ function fof_init_plugins()
     while ($file = readdir($dirlist))
     {
         fof_log("considering " . $file);
-        if (ereg('\.php$',$file) &&
+        if (substr($file, -4) == '.php' &&
             is_readable(FOF_DIR . "/plugins/" . $file) &&
             !$p->get('plugin_' . substr($file, 0, -4)))
         {
diff --git a/prefs.php b/prefs.php
index b8c84d3..f790194 100644
--- a/prefs.php
+++ b/prefs.php
@@ -146,7 +146,7 @@ if(isset($_POST['plugins']))
     $plugins = array();
     $dirlist = opendir(FOF_DIR . "/plugins");
     while($file=readdir($dirlist))
-        if(ereg('\.php$',$file))
+        if(substr($file, -4) == '.php')
             $plugins[] = substr($file, 0, -4);
 
     closedir();
diff --git a/shared.php b/shared.php
index 3b820bd..203436b 100644
--- a/shared.php
+++ b/shared.php
@@ -102,7 +102,7 @@ foreach($result as $item)
     $item_link = htmlspecialchars($item['item_link']);
 
     $item_guid = $item['item_guid'];
-    if(!ereg("^[a-z0-9\.\+\-]+:", $item_guid))
+    if (!preg_match("/^[a-z0-9\.\+\-]+:/", $item_guid))
         $item_guid = $feed_link . '#' . $item_guid;
     $item_guid = htmlspecialchars($item_guid);