diff --git a/netbox/dcim/forms.py b/netbox/dcim/forms.py
index 54357a2dc..f34a0c819 100644
--- a/netbox/dcim/forms.py
+++ b/netbox/dcim/forms.py
@@ -378,7 +378,8 @@ class RackGroupForm(BootstrapMixin, forms.ModelForm):
         queryset=Site.objects.all()
     )
     parent = DynamicModelChoiceField(
-        queryset=RackGroup.objects.all()
+        queryset=RackGroup.objects.all(),
+        required=False
     )
     slug = SlugField()