diff --git a/host_vars/.gitkeep b/host_vars/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/host_vars/pihole.yml b/host_vars/pihole.yml
new file mode 100644
index 0000000..d65e2b4
--- /dev/null
+++ b/host_vars/pihole.yml
@@ -0,0 +1,9 @@
+---
+# Pi-hole specific variables
+
+common_firewall_allowed_ports:
+  - "22/tcp"    # SSH
+  - "53/tcp"    # DNS
+  - "53/udp"    # DNS
+  - "80/tcp"    # Web admin
+  - "443/tcp"   # HTTPS (optional)