diff --git a/playbooks/functional-test/namespaced-conf/registry.yaml b/playbooks/functional-test/conf/registry.yaml
similarity index 100%
rename from playbooks/functional-test/namespaced-conf/registry.yaml
rename to playbooks/functional-test/conf/registry.yaml
diff --git a/playbooks/functional-test/docker-buildset.yaml b/playbooks/functional-test/docker-buildset.yaml
index 29c6648..4f7f1bd 100644
--- a/playbooks/functional-test/docker-buildset.yaml
+++ b/playbooks/functional-test/docker-buildset.yaml
@@ -20,9 +20,9 @@
   register: docker_restart
   failed_when: docker_restart is failed and not 'Could not find the requested service' in docker_restart.msg
 
-- name: Start the standard registry
+- name: Start the registry
   shell:
-    cmd: docker-compose -f standard-compose.yaml up -d
+    cmd: docker-compose up -d
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Wait for registry to come up
@@ -84,9 +84,9 @@
 - name: Remove the test image from the local cache
   command: docker rmi alpine
 
-- name: Stop the standard registry
+- name: Stop the registry
   shell:
-    cmd: docker-compose -f standard-compose.yaml down
+    cmd: docker-compose down
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Clean up docker volumes
diff --git a/playbooks/functional-test/standard-compose.yaml b/playbooks/functional-test/docker-compose.yaml
similarity index 86%
rename from playbooks/functional-test/standard-compose.yaml
rename to playbooks/functional-test/docker-compose.yaml
index 092fe5e..4d6c45d 100644
--- a/playbooks/functional-test/standard-compose.yaml
+++ b/playbooks/functional-test/docker-compose.yaml
@@ -6,7 +6,7 @@ services:
   registry:
     image: zuul/zuul-registry
     volumes:
-      - "./standard-conf/:/conf/:z"
+      - "./conf/:/conf/:z"
       - "/tmp/registry-test/tls/:/tls:z"
     ports:
       - "9000:9000"
diff --git a/playbooks/functional-test/docker.yaml b/playbooks/functional-test/docker.yaml
index b19b63b..b539336 100644
--- a/playbooks/functional-test/docker.yaml
+++ b/playbooks/functional-test/docker.yaml
@@ -1,8 +1,8 @@
 # Test push and pull from the standard registry
 
-- name: Start the standard registry
+- name: Start the registry
   shell:
-    cmd: docker-compose -f standard-compose.yaml up -d
+    cmd: docker-compose up -d
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Print list of images
@@ -19,7 +19,7 @@
 - name: Log in to registry
   command: docker login localhost:9000 -u testuser -p testpass
 
-- name: Push the test image to the standard registry
+- name: Push the test image to the registry
   command: docker push localhost:9000/test/image
 
 - name: Remove the test image from the local cache
@@ -30,7 +30,7 @@
   register: image_list
   failed_when: "'test/image' in image_list.stdout"
 
-- name: Pull the image from the standard registry
+- name: Pull the image from the registry
   command: docker pull localhost:9000/test/image
 
 - name: Print list of images
@@ -46,9 +46,9 @@
 - name: Remove the test image from the local cache
   command: docker rmi localhost:9000/test/image
 
-- name: Stop the standard registry
+- name: Stop the registry
   shell:
-    cmd: docker-compose -f standard-compose.yaml down
+    cmd: docker-compose down
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Clean up docker volumes
diff --git a/playbooks/functional-test/files/registries.conf b/playbooks/functional-test/files/registries.conf
index 95ffdf4..60dd178 100644
--- a/playbooks/functional-test/files/registries.conf
+++ b/playbooks/functional-test/files/registries.conf
@@ -5,7 +5,7 @@ prefix = "docker.io"
 location = "docker.io"
 
 [[registry.mirror]]
-location = "localhost:9000/docker.io"
+location = "localhost:9000"
 
 [[registry.mirror]]
 location = "docker.io"
diff --git a/playbooks/functional-test/namespaced-compose.yaml b/playbooks/functional-test/namespaced-compose.yaml
deleted file mode 100644
index 487ed70..0000000
--- a/playbooks/functional-test/namespaced-compose.yaml
+++ /dev/null
@@ -1,13 +0,0 @@
-# Version 2 is the latest that is supported by docker-compose in
-# Ubuntu Xenial.
-version: '2'
-
-services:
-  registry:
-    image: zuul/zuul-registry
-    volumes:
-      - "./namespaced-conf/:/conf/:z"
-      - "/tmp/registry-test/storage/:/storage:z"
-      - "/tmp/registry-test/tls/:/tls:z"
-    ports:
-      - "9000:9000"
diff --git a/playbooks/functional-test/podman-buildset.yaml b/playbooks/functional-test/podman-buildset.yaml
index 10e3ba8..47c6776 100644
--- a/playbooks/functional-test/podman-buildset.yaml
+++ b/playbooks/functional-test/podman-buildset.yaml
@@ -6,9 +6,9 @@
     src: files/registries.conf
   become: true
 
-- name: Start the namespaced registry
+- name: Start the registry
   shell:
-    cmd: docker-compose -f namespaced-compose.yaml up -d
+    cmd: docker-compose up -d
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Wait for registry to come up
@@ -35,13 +35,13 @@
     content: "{{ new_user_config | to_nice_json }}"
     dest: "/run/user/{{ ansible_user_uid }}/auth.json"
 
-- name: Copy the test image into the buildset registry
+- name: Copy the test image into the registry
   command: >
     skopeo copy --dest-creds testuser:testpass
       docker-archive:{{ workspace }}/test.img
-      docker://localhost:9000/docker.io/test/image:latest
+      docker://localhost:9000/test/image:latest
 
-- name: Copy the test image into the buildset registry
+- name: Copy the test image into the registry
   command: >
     skopeo copy --dest-creds testuser:testpass
       docker-archive:{{ workspace }}/test.img
@@ -55,7 +55,7 @@
     - "'test/quay-image' in image_list.stdout"
     - "'alpine' in image_list.stdout"
 
-- name: Pull the shadowed docker image from the buildset registry
+- name: Pull the shadowed docker image from the registry
   command: podman pull test/image
 
 - name: Print list of images
@@ -66,7 +66,7 @@
 - name: Remove the test image from the local cache
   command: podman rmi docker.io/test/image
 
-- name: Pull the shadowed quay image from the buildset registry
+- name: Pull the shadowed quay image from the registry
   command: podman pull quay.io/test/quay-image
 
 - name: Print list of images
@@ -104,9 +104,9 @@
 - name: Remove the test image from the local cache
   command: podman rmi quay.io/0xff/alpine-sshd
 
-- name: Stop the namespaced registry
+- name: Stop the registry
   shell:
-    cmd: docker-compose -f namespaced-compose.yaml down
+    cmd: docker-compose down
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Clean up docker volumes
diff --git a/playbooks/functional-test/podman.yaml b/playbooks/functional-test/podman.yaml
index 4f25cde..33054d9 100644
--- a/playbooks/functional-test/podman.yaml
+++ b/playbooks/functional-test/podman.yaml
@@ -1,8 +1,8 @@
 # Test push and pull from the standard registry
 
-- name: Start the standard registry
+- name: Start the registry
   shell:
-    cmd: docker-compose -f standard-compose.yaml up -d
+    cmd: docker-compose up -d
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Print list of images
@@ -19,7 +19,7 @@
 - name: Log in to registry
   command: podman login localhost:9000 -u testuser -p testpass
 
-- name: Push the test image to the standard registry
+- name: Push the test image to the registry
   command: podman push localhost:9000/test/image
 
 - name: Remove the test image from the local cache
@@ -33,7 +33,7 @@
   register: image_list
   failed_when: "'test/image' in image_list.stdout"
 
-- name: Pull the image from the standard registry
+- name: Pull the image from the registry
   command: podman pull localhost:9000/test/image
 
 - name: Print list of images
@@ -46,9 +46,9 @@
   register: result
   failed_when: result.rc != 125
 
-- name: Stop the standard registry
+- name: Stop the registry
   shell:
-    cmd: docker-compose -f standard-compose.yaml down
+    cmd: docker-compose down
     chdir: "{{ ansible_user_dir }}/src/opendev.org/zuul/zuul-registry/playbooks/functional-test"
 
 - name: Clean up podman volumes
diff --git a/playbooks/functional-test/standard-conf/registry.yaml b/playbooks/functional-test/standard-conf/registry.yaml
deleted file mode 100644
index af97dd5..0000000
--- a/playbooks/functional-test/standard-conf/registry.yaml
+++ /dev/null
@@ -1,14 +0,0 @@
-registry:
-  address: '0.0.0.0'
-  port: 9000
-  public-url: https://localhost:9000
-  tls-cert: /tls/cert.pem
-  tls-key: /tls/cert.key
-  secret: test_token_secret
-  users:
-    - name: testuser
-      pass: testpass
-      access: write
-  storage:
-    driver: filesystem
-    root: /storage
diff --git a/zuul_registry/main.py b/zuul_registry/main.py
index de9454d..18b4817 100644
--- a/zuul_registry/main.py
+++ b/zuul_registry/main.py
@@ -320,7 +320,7 @@ class RegistryServer:
 
         route_map = cherrypy.dispatch.RoutesDispatcher()
         api = RegistryAPI(self.store,
-                          self.conf.get('namespaced', False),
+                          False,
                           authz)
         cherrypy.tools.check_auth = authz