diff --git a/modules/registry/client.ts b/modules/distribution/client.ts
similarity index 100%
rename from modules/registry/client.ts
rename to modules/distribution/client.ts
diff --git a/modules/registry/index.ts b/modules/distribution/index.ts
similarity index 100%
rename from modules/registry/index.ts
rename to modules/distribution/index.ts
diff --git a/modules/registry/module.json b/modules/distribution/module.json
similarity index 97%
rename from modules/registry/module.json
rename to modules/distribution/module.json
index 08cb45f..029fb04 100644
--- a/modules/registry/module.json
+++ b/modules/distribution/module.json
@@ -1,5 +1,5 @@
 {
-  "module": "registry",
+  "module": "distribution",
   "version": "1",
   "provides": [
     {
diff --git a/modules/registry/package.json b/modules/distribution/package.json
similarity index 100%
rename from modules/registry/package.json
rename to modules/distribution/package.json
diff --git a/modules/registry/tools/index.ts b/modules/distribution/tools/index.ts
similarity index 100%
rename from modules/registry/tools/index.ts
rename to modules/distribution/tools/index.ts
diff --git a/modules/registry/tsconfig.json b/modules/distribution/tsconfig.json
similarity index 100%
rename from modules/registry/tsconfig.json
rename to modules/distribution/tsconfig.json
diff --git a/modules/firewall/client.ts b/modules/nftables/client.ts
similarity index 100%
rename from modules/firewall/client.ts
rename to modules/nftables/client.ts
diff --git a/modules/firewall/module.json b/modules/nftables/module.json
similarity index 95%
rename from modules/firewall/module.json
rename to modules/nftables/module.json
index e8331a2..d552d65 100644
--- a/modules/firewall/module.json
+++ b/modules/nftables/module.json
@@ -1,5 +1,5 @@
 {
-  "module": "firewall",
+  "module": "nftables",
   "version": "1",
   "capabilities": [
     "firewall"
diff --git a/modules/firewall/package.json b/modules/nftables/package.json
similarity index 100%
rename from modules/firewall/package.json
rename to modules/nftables/package.json
diff --git a/modules/firewall/tools/index.ts b/modules/nftables/tools/index.ts
similarity index 100%
rename from modules/firewall/tools/index.ts
rename to modules/nftables/tools/index.ts
diff --git a/modules/firewall/tsconfig.json b/modules/nftables/tsconfig.json
similarity index 100%
rename from modules/firewall/tsconfig.json
rename to modules/nftables/tsconfig.json
diff --git a/modules/showcase/module.json b/modules/showcase/module.json
index e2d2711..289cf76 100644
--- a/modules/showcase/module.json
+++ b/modules/showcase/module.json
@@ -43,7 +43,7 @@
     { "id": "state", "type": "directory", "path": "/var/lib/showcase", "mode": "0755" },
 
     { "id": "settings", "type": "file", "path": "/var/lib/showcase/showcase.env", "mode": "0600",
-      "content": "SHOWCASE_GREETING=hello\nSHOWCASE_EVERY_SECONDS=30\nSHOWCASE_STATE=/var/lib/showcase\nSHOWCASE_DATABASE=${bound:postgres-database:at}\n" },
+      "content": "SHOWCASE_GREETING=hello\nSHOWCASE_EVERY_SECONDS=30\nSHOWCASE_STATE=/var/lib/showcase\nSHOWCASE_DATABASE=${bound:postgres-database:at}\nSHOWCASE_LISTEN=${port:8080}\n" },
 
     { "id": "packed", "type": "archive", "path": "/opt/showcase", "artifact": "files" },