diff --git a/roles/mbs/common/templates/config.py b/roles/mbs/common/templates/config.py
index b61eddeddf..6e120ca15a 100644
--- a/roles/mbs/common/templates/config.py
+++ b/roles/mbs/common/templates/config.py
@@ -138,7 +138,7 @@ class ProdConfiguration(BaseConfiguration):
     KOJI_ENABLE_CONTENT_GENERATOR = False
 {% else %}
     KOJI_PROFILE = 'production'
-    KOJI_ARCHES = ['aarch64', 'armv7hl', 'i686', 'ppc64', 'ppc64le', 'x86_64']
+    KOJI_ARCHES = ['aarch64', 'armv7hl', 'i686', 'ppc64', 'ppc64le', 'x86_64', 's390x']
     KOJI_REPOSITORY_URL = 'http://kojipkgs.fedoraproject.org/repos'
     MESSAGING_TOPIC_PREFIX = ['org.fedoraproject.prod']
     PDC_URL = 'https://pdc.fedoraproject.org/rest_api/v1'