diff --git a/system/containerd.nix b/system/containerd.nix
index eedf3be..fc4cbfa 100644
--- a/system/containerd.nix
+++ b/system/containerd.nix
@@ -8,7 +8,7 @@
 #    };
   };
 
-  environment.systemPackages = with pkgs; [
+  environment.systemPackages = environment.systemPackages ++ with pkgs; [
     cni
     cni-plugins
   ];