diff --git a/ajax/system/sys_read_logfile.php b/ajax/system/sys_read_logfile.php
index 40b41bb8..946a68cc 100644
--- a/ajax/system/sys_read_logfile.php
+++ b/ajax/system/sys_read_logfile.php
@@ -1,8 +1,6 @@
 <?php
 
-require_once '../../includes/config.php';
-
-$logFile = '/tmp/'.RASPI_INSTALL_LOG;
+$logFile = '/tmp/raspap_install.log';
 $searchStrings = [
     'Configure update' => 1,
     'Updating sources' => 2,
diff --git a/config/config.php b/config/config.php
index 459a3496..1aff2412 100755
--- a/config/config.php
+++ b/config/config.php
@@ -8,7 +8,6 @@ define('RASPI_ADMIN_DETAILS', RASPI_CONFIG.'/raspap.auth');
 define('RASPI_WIFI_AP_INTERFACE', 'wlan0');
 define('RASPI_CACHE_PATH', sys_get_temp_dir() . '/raspap');
 define('RASPI_DEBUG_LOG', 'raspap_debug.log');
-define('RASPI_INSTALL_LOG', 'raspap_install.log');
 
 // Constants for configuration file paths.
 // These are typical for default RPi installs. Modify if needed.
diff --git a/includes/defaults.php b/includes/defaults.php
index 4a90da40..0b46f90f 100755
--- a/includes/defaults.php
+++ b/includes/defaults.php
@@ -13,7 +13,6 @@ $defaults = [
   'RASPI_WIFI_AP_INTERFACE' => 'wlan0',
   'RASPI_CACHE_PATH' => sys_get_temp_dir() . '/raspap',
   'RASPI_DEBUG_LOG' => 'raspap_debug.log',
-  'RASPI_INSTALL_LOG' => 'raspap_install.log',
 
   // Constants for configuration file paths.
   // These are typical for default RPi installs. Modify if needed.