diff --git a/src/array_column.php b/src/array_column.php
index f95f8a7..4253462 100644
--- a/src/array_column.php
+++ b/src/array_column.php
@@ -34,11 +34,10 @@ function array_column($input = null, $columnKey = null, $indexKey = null)
         // parameters and trigger errors exactly as the built-in array_column()
         // does in PHP 5.5.
         $argc = func_num_args();
-        
         $params = func_get_args();
 
         if ($argc < 2) {
-        	trigger_error("array_column() expects at least 2 parameters, {$argc} given", E_USER_WARNING);
+            trigger_error("array_column() expects at least 2 parameters, {$argc} given", E_USER_WARNING);
             return null;
         }