diff --git a/public/installer/install.php b/public/installer/install.php
index c763cf083..dc9ce0a90 100755
--- a/public/installer/install.php
+++ b/public/installer/install.php
@@ -11,12 +11,13 @@
     if (file_exists($envFile)) {
 
         // reading env content
-        $str= file_get_contents($envFile);
+        $str = file_get_contents($envFile);
 
         // converting env content to key/value pair
         $data = explode(PHP_EOL,$str);
         $databaseArray = ['DB_HOST', 'DB_DATABASE', 'DB_USERNAME', 'DB_PASSWORD', 'DB_CONNECTION'];
 
+        $key = $value = [];
         if ($data) {
             foreach ($data as $line) {
                 $rowValues = explode('=', $line);