diff --git a/common/common.nix b/common/common.nix
index 9513750..21a383b 100644
--- a/common/common.nix
+++ b/common/common.nix
@@ -6,6 +6,7 @@
    ];
    
    boot.cleanTmpDir = true;
+   networking.firewall.enable = true;
    networking.firewall.allowPing = true;
    networking.useDHCP = false;