diff --git a/ifupdown2/addons/bridge.py b/ifupdown2/addons/bridge.py
index c719657..cc6d71d 100644
--- a/ifupdown2/addons/bridge.py
+++ b/ifupdown2/addons/bridge.py
@@ -67,7 +67,7 @@ class bridge(Addon, moduleBase):
                 "help": "bridge ports",
                 "multivalue": True,
                 "required": True,
-                "validvals": ["<interface-list>"],
+                "validvals": ["<interface-list>", "none"],
                 "example": [
                     "bridge-ports swp1.100 swp2.100 swp3.100",
                     "bridge-ports glob swp1-3.100",