diff --git a/install.php b/install.php
index 3ef97def..15335082 100644
--- a/install.php
+++ b/install.php
@@ -56,6 +56,7 @@ define('__SHIMMIE_ROOT__', trim( remove_trailing_slash( dirname(__FILE__) ) ) .
 
 // Pull in necessary files
 require_once __SHIMMIE_ROOT__."core/util.inc.php";
+require_once __SHIMMIE_ROOT__."core/exceptions.class.php";
 require_once __SHIMMIE_ROOT__."core/database.class.php";
 
 /*