diff --git a/nix/pkgs/switches/linksys-srw2048.nix b/nix/pkgs/switches/linksys-srw2048.nix
index e219daf..86458d4 100644
--- a/nix/pkgs/switches/linksys-srw2048.nix
+++ b/nix/pkgs/switches/linksys-srw2048.nix
@@ -123,6 +123,8 @@ with lib;
 
           send "interface port-channel ${linkConfig.group}\r"
           expect "(config-if)#"
+          send "switchport trunk allowed vlan remove all\r"
+          expect "(config-if)#"
           send "switchport mode access\r"
           expect "(config-if)#"
           send "switchport access vlan ${toString (builtins.head linkConfig.vlans)}\r"