diff --git a/src/index.php b/src/index.php
index 36a913c..8d73697 100644
--- a/src/index.php
+++ b/src/index.php
@@ -1,13 +1,16 @@
 <?php
 
+// Debug
 ini_set('display_errors', '1');
 ini_set('display_startup_errors', '1');
 error_reporting(E_ALL);
 
-// Prevent multi-thread execution
-$semaphore = sem_get(
-    crc32(__FILE__), 1
-);
+// Globals
+define('STATE', __DIR__ . '/../.state');
+define('CONFIG', __DIR__ . '/../config.json');
+
+// Load composer dependencies
+require_once __DIR__ . '/../vendor/autoload.php';
 
 if (false === sem_acquire($semaphore, true))
 {
@@ -16,8 +19,13 @@ if (false === sem_acquire($semaphore, true))
     );
 }
 
+// Prevent multi-thread execution
+$semaphore = sem_get(
+    crc32(__FILE__), 1
+);
+
 // Init config
-if (!file_exists(__DIR__ . '/../config.json'))
+if (!file_exists(CONFIG))
 {
     exit(
         _('Config not found!')
@@ -26,30 +34,32 @@ if (!file_exists(__DIR__ . '/../config.json'))
 
 $config = json_decode(
     file_get_contents(
-        __DIR__ . '/../config.json'
+        CONFIG
     )
 );
 
 // Init current block state
-$state = 0;
-
-if (file_exists(__DIR__ . '/../.state'))
+function state()
 {
-    $state = (int) file_get_contents(
-        __DIR__ . '/../.state'
-    );
-}
+    $state = 0;
 
-else
-{
-    file_put_contents(
-        __DIR__ . '/../.state',
-        $state
-    );
-}
+    if (file_exists(STATE))
+    {
+        $state = (int) file_get_contents(
+            STATE
+        );
+    }
 
-// Load dependencies
-require_once __DIR__ . '/../vendor/autoload.php';
+    else
+    {
+        file_put_contents(
+            STATE,
+            $state
+        );
+    }
+
+    return $state;
+}
 
 // Init index
 switch ($config->index->driver)
@@ -123,7 +133,7 @@ if (isset($argv[1]))
             );
 
             file_put_contents(
-                __DIR__ . '/../.state',
+                STATE,
                 0
             );
 
@@ -161,7 +171,7 @@ while (true)
     if ($blocks = $kevacoin->getBlockCount())
     {
         // Begin block index
-        for ($block = $state + 1; $block <= $blocks; $block++)
+        for ($block = state() + 1; $block <= $blocks; $block++)
         {
             // Debug progress
             printf(
@@ -405,7 +415,7 @@ while (true)
 
             // Update current block state
             file_put_contents(
-                __DIR__ . '/../.state',
+                STATE,
                 $block
             );
         }