diff --git a/boot.php b/boot.php
index 66236f39d..abc4c04e4 100644
--- a/boot.php
+++ b/boot.php
@@ -169,6 +169,9 @@ class App {
 		if(x($_GET,'q'))
 			$this->cmd = trim($_GET['q'],'/');
 
+		$path = trim(dirname($_SERVER['SCRIPT_NAME']),'/');
+		if(isset($path) && strlen($path) && ($path != $this->path))
+			$this->path = $path;
 
 		$this->argv = explode('/',$this->cmd);
 		$this->argc = count($this->argv);
@@ -231,7 +234,7 @@ class App {
 	function init_pagehead() {
 		$tpl = load_view_file("view/head.tpl");
 		$this->page['htmlhead'] = replace_macros($tpl,array(
-			'$baseurl' => $this->get_baseurl()
+			'$baseurl' => $this->get_baseurl() . '/'
 		));
 	}
 
diff --git a/mod/install.php b/mod/install.php
index 21a1b7513..9043459b8 100644
--- a/mod/install.php
+++ b/mod/install.php
@@ -5,6 +5,7 @@ function install_post(&$a) {
 
 	global $db;
 
+	$urlpath = $a->get_path();
 	$dbhost = notags(trim($_POST['dbhost']));
 	$dbuser = notags(trim($_POST['dbuser']));
 	$dbpass = notags(trim($_POST['dbpass']));
@@ -40,6 +41,7 @@ function install_post(&$a) {
 		'$dbpass' => $dbpass,
 		'$dbdata' => $dbdata,
 		'$timezone' => $timezone,
+		'$urlpath' => $urlpath,
 		'$phpath' => $phpath
 	));
 	$result = file_put_contents('.htconfig.php', $txt);
@@ -102,6 +104,7 @@ function install_content(&$a) {
 
 	$tpl = load_view_file('view/install_db.tpl');
 	$o .= replace_macros($tpl, array(
+		'$baseurl' => $a->get_baseurl(),
 		'$tzselect' => ((x($_POST,'timezone')) ? select_timezone($_POST['timezone']) : select_timezone()),
 		'$submit' => t('Submit'),
 		'$dbhost' => ((x($_POST,'dbhost')) ? notags(trim($_POST['dbhost'])) : 'localhost'),
diff --git a/view/en/htconfig.tpl b/view/en/htconfig.tpl
index 6e58d593b..fda38b33a 100644
--- a/view/en/htconfig.tpl
+++ b/view/en/htconfig.tpl
@@ -13,7 +13,7 @@ $db_data = '$dbdata';
 // For instance if your URL is 'http://example.com/directory/subdirectory',
 // set $a->path to 'directory/subdirectory'. 
 
-$a->path = '';
+$a->path = '$urlpath';
  
 // Choose a legal default timezone. If you are unsure, use "America/Los_Angeles".
 // It can be changed later and only applies to timestamps for anonymous viewers.
diff --git a/view/en/install_db.tpl b/view/en/install_db.tpl
index d5f28828e..c413689c2 100644
--- a/view/en/install_db.tpl
+++ b/view/en/install_db.tpl
@@ -6,7 +6,7 @@
 In order to install Friendika we need to know how to contact your database. Please contact your hosting provider or site administrator if you have questions about these settings. The database you specify below must already exist. If it does not, please create it before continuing. 
 </p>
 
-<form id="install-form" action="install" method="post">
+<form id="install-form" action="$baseurl/install" method="post">
 
 <input type="hidden" name="phpath" value="$phpath" />