diff --git a/Crontab.php b/Crontab.php
index ebdf0bb..4847c43 100644
--- a/Crontab.php
+++ b/Crontab.php
@@ -369,7 +369,7 @@ public function getCommand()
 	 */
 	static function parseFromCommand($command)
 	{
-		$vars = preg_split("[ \t]",ltrim($command, " \t"), 6);
+		$vars = preg_split("/[ \t]/",ltrim($command, " \t"), 6);
 		
 		if(count($vars) < 5)
 			return false;
@@ -500,7 +500,7 @@ public function getCommand()
 	 */
 	static function parseFromCommand($command)
 	{
-		$vars = preg_split("[ \t]",ltrim($command, " \t"), 6);
+		$vars = preg_split("/[ \t]/",ltrim($command, " \t"), 6);
 		
 		if(count($vars) < 5)
 			return false;
@@ -532,7 +532,7 @@ static function parseFromCommand($command)
 	 */
 	static function isApplicationJob($line)
 	{
-		$vars = preg_split("[ \t]",ltrim(ltrim($line), "\t"), 6);
+		$vars = preg_split("/[ \t]/",ltrim(ltrim($line), "\t"), 6);
 		
 		if(count($vars) < 5)
 			return false;