diff --git a/lam-packaging/debian/control b/lam-packaging/debian/control
index 504d4efa..d64dddbb 100644
--- a/lam-packaging/debian/control
+++ b/lam-packaging/debian/control
@@ -7,7 +7,7 @@ Build-Depends: debhelper (>= 4.1.16), po-debconf
 
 Package: ldap-account-manager
 Architecture: all
-Depends: php5 (>= 5.2), php5-ldap, apache | apache-ssl | apache-perl | apache2 | httpd, php-fpdf, debconf (>= 0.2.26) | debconf-2.0
+Depends: php5 (>= 5.1), php5-ldap, apache | apache-ssl | apache-perl | apache2 | httpd, php-fpdf, debconf (>= 0.2.26) | debconf-2.0
 Recommends: php5-mhash
 Suggests: ldap-server, sudo, perl, php5-mcrypt
 Description: webfrontend for managing accounts in an LDAP directory
diff --git a/lam/INSTALL b/lam/INSTALL
index 4d70ddb4..b1565525 100644
--- a/lam/INSTALL
+++ b/lam/INSTALL
@@ -5,7 +5,7 @@ Installation Instructions for LAM
 
 1. Requirements
 
-   - Apache webserver (SSL optional) with PHP module (PHP 5 (>= 5.2) with
+   - Apache webserver (SSL optional) with PHP module (PHP 5 (>= 5.1) with
      ldap, gettext, xml and optional mcrypt)
    - some LAM plugins may require additional PHP extensions (you will get a
      note on the login page if something is missing)
@@ -52,7 +52,7 @@ Installation Instructions for LAM
 
 3. Setting up PHP
 
-   LAM runs with PHP5 (>= 5.2).
+   LAM runs with PHP5 (>= 5.1).
 
    Needed changes in your php.ini:
 
diff --git a/lam/README b/lam/README
index b3a1d16c..24c6160d 100644
--- a/lam/README
+++ b/lam/README
@@ -20,7 +20,7 @@ LAM - Readme
                               Tilo Lutz <tilolutz@gmx.de>
 
   Requirements:
-    PHP5 (>= 5.2)
+    PHP5 (>= 5.1)
     Openldap (2.0 or greater)
     A web-browser that supports CSS
 
diff --git a/lam/templates/login.php b/lam/templates/login.php
index 9de4886c..669e48b6 100644
--- a/lam/templates/login.php
+++ b/lam/templates/login.php
@@ -53,8 +53,8 @@ if (! function_exists('gettext') || !function_exists('_')) {
 if (! function_exists('utf8_decode')) {
 	$criticalErrors[] = array("ERROR", "Your PHP has no XML support!", "Please install the XML extension for PHP.");
 }
-// check if PHP >= 5.2
-if (version_compare(phpversion(), '5.2.0') < 0) {
+// check if PHP >= 5.1
+if (version_compare(phpversion(), '5.1.0') < 0) {
 	$criticalErrors[] = array("ERROR", "LAM needs PHP 5 greater or equal as 5.2.0!", "Please upgrade your PHP installation.");
 }
 // check file permissions