diff --git a/nixos/k3s.nix b/nixos/k3s.nix
index 613f4daa..0f0249b8 100644
--- a/nixos/k3s.nix
+++ b/nixos/k3s.nix
@@ -49,10 +49,9 @@ in {
       };
     };
 
-    virtualization.containers = {
-      cniPlugins = [
-        pkgs.calico
-        pkgs.flannel
+    virtualisation.containers = {
+      containersConf.cniPlugins = [
+        pkgs.calico-cni-plugin
       ];
     };