diff --git a/owrx/property/validators.py b/owrx/property/validators.py
index 23008d4..4384b04 100644
--- a/owrx/property/validators.py
+++ b/owrx/property/validators.py
@@ -80,7 +80,7 @@ class NumberValidator(OrValidator):
 
 
 class RegexValidator(StringValidator):
-    def __init__(self, regex: re.Pattern):
+    def __init__(self, regex):
         self.regex = regex
         super().__init__()