diff --git a/systems/palatine-hill/firewall.nix b/systems/palatine-hill/firewall.nix
new file mode 100644
index 0000000..63bbb2f
--- /dev/null
+++ b/systems/palatine-hill/firewall.nix
@@ -0,0 +1,10 @@
+{ ... }:
+
+{
+  networking.firewall.allowedTCPPorts = [
+    8081
+    8082
+    8443
+  ];
+
+}
diff --git a/users/alice/home.nix b/users/alice/home.nix
index 06b4c38..821e9d6 100644
--- a/users/alice/home.nix
+++ b/users/alice/home.nix
@@ -137,6 +137,7 @@
             "system"
             "nix"
             "shell"
+            "poetry"
           ];
         };
       };