diff --git a/nixos/modules/services/networking/flannel.nix b/nixos/modules/services/networking/flannel.nix
index ec702cdc6ff..c1f778ac139 100644
--- a/nixos/modules/services/networking/flannel.nix
+++ b/nixos/modules/services/networking/flannel.nix
@@ -161,6 +161,7 @@ in {
         FLANNELD_KUBECONFIG_FILE = cfg.kubeconfig;
         NODE_NAME = cfg.nodeName;
       };
+      path = [ pkgs.iptables ];
       preStart = ''
         mkdir -p /run/flannel
         touch /run/flannel/docker