diff --git a/nixos/modules/printing.nix b/nixos/modules/printing.nix
index 61a5f3c..25dd0e2 100755
--- a/nixos/modules/printing.nix
+++ b/nixos/modules/printing.nix
@@ -13,13 +13,20 @@
       {
         name = "Brother-HL-2170W";
         location = "Upstairs";
-        deviceUri = "https://10.0.0.97";
+        deviceUri = "https://192.168.50.195";
         model = "drv:///sample.drv/generic.ppd";
         ppdOptions = {
           PageSize = "Letter";
         };
       }
     ];
-    ensureDefaultPrinter = "Canon-TR7620a";
+    ensureDefaultPrinter = "Brother-HL-2170W";
+  };
+  networking = {
+    firewall = {
+      allowedTCPPorts = [
+        631
+      ];
+    };
   };
 }