diff --git a/scan.php b/scan.php
index e61e04a..d2cbc08 100644
--- a/scan.php
+++ b/scan.php
@@ -39,7 +39,7 @@ class MalwareScanner
     private $flagFollowSymlink = false;
     private $flagLineNumber = false;
     private $flagScanEverything = false;
-    private $flagBigData = false;
+    private $flagCombinedWhitelist = false;
     private $outputFormat = '';
     private $whitelist = array();
     private $ignore = array();
@@ -55,8 +55,8 @@ class MalwareScanner
     private $patterns_re = array();
     private $patterns_b64functions = array();
     private $patterns_b64keywords = array();
-    private $bigdata = array();
-    private $bigdata_count = 0;
+    private $combined_whitelist = array();
+    private $combined_whitelist_count = 0;
 
     /**
      * MalwareScanner constructor.
@@ -127,8 +127,8 @@ class MalwareScanner
     //Check if the md5 checksum exists in the whitelist and returns true if it does.
     private function inWhitelist($hash)
     {
-        if ($this->flagBigData) {
-            if ($this->binarySearch($hash, $this->bigdata, $this->bigdata_count) > -1) {
+        if ($this->flagCombinedWhitelist) {
+            if ($this->binarySearch($hash, $this->combined_whitelist, $this->combined_whitelist_count) > -1) {
                 return true;
             }
         }
@@ -230,7 +230,7 @@ class MalwareScanner
                 'output-format:',
                 'wordpress-version:',
                 'scan-everything',
-                'big-data'
+                'combined-whitelist'
             )
         );
 
@@ -310,8 +310,8 @@ class MalwareScanner
         if (isset($options['scan-everything']) || isset($options['E'])) {
             $this->setFlagScanEverything(true);
         }
-        if (isset($options['big-data'])) {
-            $this->setFlagBigData(true);
+        if (isset($options['combined-whitelist'])) {
+            $this->setFlagCombinedWhitelist(true);
         }
     }
 
@@ -396,9 +396,9 @@ class MalwareScanner
         $this->flagScanEverything = $b;
     }
 
-    public function setFlagBigData($b)
+    public function setFlagCombinedWhitelist($b)
     {
-        $this->flagBigData = $b;
+        $this->flagCombinedWhitelist = $b;
     }
 
     // @see http://stackoverflow.com/a/13914119
@@ -578,7 +578,7 @@ class MalwareScanner
      * Validates the input directory
      *
      * - Calls the load pattern and load whitelist functions
-     * - Fetch and load big data white list
+     * - Fetch and load combined whitelist
      * - Calls the process and report functions.
      *
      * @param $dir
@@ -597,7 +597,7 @@ class MalwareScanner
 
         $this->loadWhitelist();
 
-        if ($this->flagBigData && !$this->updateBigData()) {
+        if ($this->flagCombinedWhitelist && !$this->updateCombinedWhitelist()) {
             return false;
         }
 
@@ -725,7 +725,7 @@ class MalwareScanner
         return $key;
     }
 
-    private function updateBigData($url = 'https://scr34m.github.io/php-malware-scanner')
+    private function updateCombinedWhitelist($url = 'https://scr34m.github.io/php-malware-scanner')
     {
         $latest_hash = trim(file_get_contents($url . '/database/compressed.sha256'));
         if ($latest_hash === false) {
@@ -733,7 +733,7 @@ class MalwareScanner
             return false;
         }
 
-        $file = __DIR__ . '/bigdata.dat';
+        $file = __DIR__ . '/whitelist.dat';
         if (is_readable($file)) {
             $hash = hash_file('sha256', $file);
             if ($hash != $latest_hash) {
@@ -760,16 +760,16 @@ class MalwareScanner
         }
 
         $content = gzdecode(file_get_contents($file));
-        $this->bigdata = [];
-        $this->bigdata_count = 0;
+        $this->combined_whitelist = [];
+        $this->combined_whitelist_count = 0;
         foreach (explode("\n", $content) as $line) { // faster than strtok, but needs more memory
             if ($line) {
-                $this->bigdata[] = $line;
-                $this->bigdata_count++;
+                $this->combined_whitelist[] = $line;
+                $this->combined_whitelist_count++;
             }
         }
-        $this->bigdata_count -= 1; // -1 because we use indexes in binary search
-        echo 'Big data loaded hash count: ' . ($this->bigdata_count + 1) . PHP_EOL;
+        $this->combined_whitelist_count -= 1; // -1 because we use indexes in binary search
+        echo 'Combined whitelist records count: ' . ($this->combined_whitelist_count + 1) . PHP_EOL;
         return true;
     }
 
@@ -797,7 +797,7 @@ class MalwareScanner
         echo '    -L                   --line-number        Display matching pattern line number in file' . PHP_EOL;
         echo '    -o                   --output-format      Custom defined output format' . PHP_EOL;
         echo '    -j                   --wordpress-version  Version of wordpress to get md5 signatures' . PHP_EOL;
-        echo '                         --big-data           General whitelist' . PHP_EOL;
+        echo '                         --combined-whitelist Combined whitelist' . PHP_EOL;
 
     }