diff --git a/netbox/utilities/forms/fields/fields.py b/netbox/utilities/forms/fields/fields.py
index 7a3e818f6..8d4863544 100644
--- a/netbox/utilities/forms/fields/fields.py
+++ b/netbox/utilities/forms/fields/fields.py
@@ -93,6 +93,8 @@ class JSONField(_JSONField):
     """
     Custom wrapper around Django's built-in JSONField to avoid presenting "null" as the default text.
     """
+    empty_values = [None, '', ()]
+
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         if not self.help_text: