diff --git a/roles/copr/mbs/files/module_build_service.py b/roles/copr/mbs/files/module_build_service.py
new file mode 100644
index 0000000000..b12d8d5725
--- /dev/null
+++ b/roles/copr/mbs/files/module_build_service.py
@@ -0,0 +1,48 @@
+import os
+
+config = {
+    # Just for dev.
+    "validate_signatures": False,
+
+    # Talk to the relay, so things also make it to composer.stg in our dev env
+    "active": True,
+
+    # Since we're in active mode, we don't need to declare any of our own
+    # passive endpoints.  This placeholder value needs to be here for the tests
+    # to pass in Jenkins, though.  \o/
+    "endpoints": {
+        "fedora-infrastructure": [
+            # Just listen to staging for now, not to production (spam!)
+"tcp://hub.fedoraproject.org:9940"
+        ],
+    },
+
+    # Start of code signing configuration
+    # 'sign_messages': True,
+    # 'validate_signatures': True,
+    # 'crypto_backend': 'x509',
+    # 'crypto_validate_backends': ['x509'],
+    # 'ssldir': '/opt/module_build_service/pki',
+    # 'crl_location': 'http://localhost/crl/ca.crl',
+    # 'crl_cache': '/etc/pki/fedmsg/crl.pem',
+    # 'crl_cache_expiry': 10,
+    # 'ca_cert_location': 'http://localhost/crl/ca.crt',
+    # 'ca_cert_cache': '/etc/pki/fedmsg/ca.crt',
+    # 'ca_cert_cache_expiry': 0,  # Never expires
+    # 'certnames': {
+    #     'module_build_service.localhost': 'localhost'
+    # }
+    # End of code signing configuration
+}
+
+# developer's instance (docker/vagrant/...)
+if 'MODULE_BUILD_SERVICE_DEVELOPER_ENV' in os.environ and \
+   os.environ['MODULE_BUILD_SERVICE_DEVELOPER_ENV'].lower() in (
+       '1', 'on', 'true', 'y', 'yes'):
+    config['endpoints']['relay_outbound'] = ["tcp://fedmsg-relay:2001"]
+    config['relay_inbound'] = ["tcp://fedmsg-relay:2003"]
+else:
+    # These configuration values are reasonable for most other configurations.
+    config['endpoints']['relay_outbound'] = ["tcp://127.0.0.1:4001"]
+    config['relay_inbound'] = ["tcp://127.0.0.1:2003"]
+
diff --git a/roles/copr/mbs/tasks/main.yml b/roles/copr/mbs/tasks/main.yml
index 7c71934247..536a784dc9 100644
--- a/roles/copr/mbs/tasks/main.yml
+++ b/roles/copr/mbs/tasks/main.yml
@@ -51,18 +51,8 @@
     - /etc/fedmsg.d/relay.py
     - /etc/fedmsg.d/ssl.py
 
-
-- name: Don't listen to fedora-infra stg hub
-  lineinfile:
-    dest: /etc/fedmsg.d/module_build_service.py
-    regexp: '"tcp://stg.fedoraproject.org:9940"'
-    line: '#"tcp://stg.fedoraproject.org:9940"'
-
-- name: Listen to fedora-infra hub
-  lineinfile:
-    dest: /etc/fedmsg.d/module_build_service.py
-    regexp: '\#"tcp://hub.fedoraproject.org:9940"'
-    line: '"tcp://hub.fedoraproject.org:9940"'
+- name: setup module_build_service
+  copy: src=module_build_service.py dest=/etc/fedmsg.d/module_build_service.py mode=0644 user=root group=root
 
 - name: Listen to copr-be-dev
   lineinfile: