diff --git a/src/Validator/Inject/Phone.php b/src/Validator/Inject/Phone.php
index e70e85d..9e45168 100644
--- a/src/Validator/Inject/Phone.php
+++ b/src/Validator/Inject/Phone.php
@@ -18,6 +18,9 @@ class Phone implements ValidatorInterface
      */
     public function dispatch(mixed $data, object $class): bool
     {
+        if ($data == null || !is_numeric($data)) {
+            return false;
+        }
         return preg_match(self::REG, $data);
     }
 }
diff --git a/src/Validator/Inject/Round.php b/src/Validator/Inject/Round.php
index efe9094..1a4134d 100644
--- a/src/Validator/Inject/Round.php
+++ b/src/Validator/Inject/Round.php
@@ -25,6 +25,9 @@ class Round implements ValidatorInterface
      */
     public function dispatch(mixed $data, object $class): bool
     {
-		return round($data, $this->value) === $data;
+        if ($data === null) {
+            return false;
+        }
+		return round((float)$data, $this->value) === $data;
 	}
 }