diff --git a/src/crontab/src/Annotaion/Mapping/Cron.php b/src/crontab/src/Annotaion/Mapping/Cron.php
index f17d8de..3bfade5 100644
--- a/src/crontab/src/Annotaion/Mapping/Cron.php
+++ b/src/crontab/src/Annotaion/Mapping/Cron.php
@@ -36,7 +36,7 @@ class Cron
     public function __construct(array $values)
     {
         if (isset($values['value'])) {
-            $this->value = $values['value'];
+            $this->value = str_replace('\\', "", $values['value']);
         }
     }
 
diff --git a/src/crontab/src/CrontabExpression.php b/src/crontab/src/CrontabExpression.php
index 02f45b2..e1d023f 100644
--- a/src/crontab/src/CrontabExpression.php
+++ b/src/crontab/src/CrontabExpression.php
@@ -96,7 +96,7 @@ protected static function checkCronItem(string $value, int $rangeStart, int $ran
             return true;
         }
         if (strpos($value, '/') !== false) {
-            str_replace('*', '0', '$value');
+            $value=str_replace('*', '0', $value);
             [$start, $end] = explode('/', $value);
             if (!ctype_digit($start) || !ctype_digit($end)) {
                 return false;
@@ -146,7 +146,7 @@ public static function parseCronItem(string $cronExpress): array
                 $times[$k] = $item;
             }
             if (strpos($item, '/') !== false) {
-                str_replace('*', '0', '$value');
+                $item=str_replace('*', '0', $item);
                 [$start, $end] = explode('/', $item);
                 while ($start <= $maxLimit[$k]) {
                     $times[$k][] = $start;