diff --git a/README.md b/README.md
index 35be287..1f4207b 100644
--- a/README.md
+++ b/README.md
@@ -30,8 +30,8 @@ Usage: php scan.php -d <directory>
     -s                   --no-stop          Continue scanning file after first hit
     -p                   --pattern          Show Patterns next to the file name
     -t                   --time             Show time of last file change
-                         --line-number      Display matching pattern line number in file
-                         --output-format    Custom defined output format
+    -L                   --line-number      Display matching pattern line number in file
+    -o                   --output-format    Custom defined output format
 ```
 
 Ignore argument could be used multiple times and accept glob style matching ex.: "`cache*`", "`??-cache.php`" or "`/cache`" etc.
diff --git a/scan.php b/scan.php
index 9a912e8..6656ceb 100644
--- a/scan.php
+++ b/scan.php
@@ -182,7 +182,7 @@ class MalwareScanner
     private function parseArgs()
     {
         $options = getopt(
-            'd:e:i:abmcxlhkwnspt',
+            'd:e:i:o:abmcxlhkwnsptL',
             array(
                 'directory:',
                 'extension:',
@@ -267,13 +267,12 @@ class MalwareScanner
         if (isset($options['time']) || isset($options['t'])) {
             $this->setFlagTime(true);
         }
-        if (isset($options['line-number'])) {
+        if (isset($options['line-number']) || isset($options['L'])) {
             $this->setFlagLineNumber(true);
         }
-        if (isset($options['output-format'])) {
-            $this->setOutputFormat(
-                is_array($options['output-format']) ? $options['output-format'] : array ($options['output-format'])
-            );
+        if (isset($options['output-format']) || isset($options['o'])) {
+            $tmp = isset($options['output-format']) ? $options['output-format'] : $options['o'];
+            $this->setOutputFormat(is_array($tmp) ? $tmp : array($tmp));
         }
     }
 
@@ -571,7 +570,7 @@ class MalwareScanner
         }
 
         if (!$found) {
-            $this->printPath($found, $path, $toSearch, $comment, $hash, -1);
+            $this->printPath($found, $path, $toSearch, $comment, $hash, 0);
             return false;
         }
 
@@ -628,7 +627,7 @@ class MalwareScanner
                     if ($hash === '') {
                         $hash = md5($fileContent);
                     }
-                    $lineNumber = 1;
+                    $lineNumber = 0;
                     if ($this->flagLineNumber) {
                         if ($pos = strrpos(substr($fileContent, 0, $position), "\n")) {
                             $lineNumber = substr_count(substr($fileContent, 0, $pos + 1), "\n") + 1;
@@ -663,6 +662,8 @@ class MalwareScanner
         echo '    -s                   --no-stop          Continue scanning file after first hit' . PHP_EOL;
         echo '    -p                   --pattern          Show Patterns next to the file name' . PHP_EOL;
         echo '    -t                   --time             Show time of last file change' . PHP_EOL;
+        echo '    -L                   --line-number      Display matching pattern line number in file' . PHP_EOL;
+        echo '    -o                   --output-format    Custom defined output format' . PHP_EOL;
     }
 
 }