diff --git a/ansible/group_vars/all/kolla b/ansible/group_vars/all/kolla
index 97a898343..903f4ae80 100644
--- a/ansible/group_vars/all/kolla
+++ b/ansible/group_vars/all/kolla
@@ -74,6 +74,10 @@ kolla_docker_registry_password:
 # Default is {{ openstack_release }}.
 kolla_openstack_release: "{{ openstack_release }}"
 
+# Docker tag applied to built container images. Default is
+# {{ kolla_openstack_release }}.
+kolla_tag: "{{ kolla_openstack_release }}"
+
 # Dict mapping names of sources to their definitions for
 # kolla_install_type=source. See kolla.common.config for details.
 # Example:
diff --git a/ansible/roles/kolla-build/defaults/main.yml b/ansible/roles/kolla-build/defaults/main.yml
index d08d37ac7..66de5825f 100644
--- a/ansible/roles/kolla-build/defaults/main.yml
+++ b/ansible/roles/kolla-build/defaults/main.yml
@@ -15,7 +15,7 @@ kolla_install_type:
 kolla_docker_namespace:
 
 # Valid option is Docker repository tag
-kolla_openstack_release:
+kolla_tag:
 
 # Dict mapping names of sources to their definitions for
 # kolla_install_type=source. See kolla.common.config for details.
diff --git a/ansible/roles/kolla-build/templates/kolla-build.conf.j2 b/ansible/roles/kolla-build/templates/kolla-build.conf.j2
index e20e2f721..18a79be3c 100644
--- a/ansible/roles/kolla-build/templates/kolla-build.conf.j2
+++ b/ansible/roles/kolla-build/templates/kolla-build.conf.j2
@@ -12,7 +12,7 @@ install_type={{ kolla_install_type }}
 namespace={{ kolla_docker_namespace }}
 
 # Docker image tag to apply.
-tag={{ kolla_openstack_release }}
+tag={{ kolla_tag }}
 
 # Path to a file containing template overrides.
 template_override={{ kolla_build_config_path }}/template-override.j2
diff --git a/doc/source/configuration/kolla.rst b/doc/source/configuration/kolla.rst
index e50f1d772..10f7b72ad 100644
--- a/doc/source/configuration/kolla.rst
+++ b/doc/source/configuration/kolla.rst
@@ -92,6 +92,9 @@ affect :ref:`Kolla Ansible configuration <configuration-kolla-ansible-global>`.
     Kolla OpenStack release version. This should be a Docker image tag. Default
     is the OpenStack release name (e.g. ``rocky``) on stable branches and
     tagged releases, or ``master`` on the Kayobe ``master`` branch.
+``kolla_tag``
+    Kolla container image tag. This is the tag that will be applied to built
+    container images. Default is ``kolla_openstack_release``.
 
 For example, to build the Kolla ``centos`` ``binary`` images with a namespace
 of ``example``, and a private Docker registry at ``registry.example.com:4000``,
diff --git a/etc/kayobe/kolla.yml b/etc/kayobe/kolla.yml
index 60ab7e4c4..12a9e7f1f 100644
--- a/etc/kayobe/kolla.yml
+++ b/etc/kayobe/kolla.yml
@@ -86,6 +86,10 @@
 # Default is {{ openstack_release }}.
 #kolla_openstack_release:
 
+# Docker tag applied to built container images. Default is
+# {{ kolla_openstack_release }}.
+#kolla_tag:
+
 # Dict mapping names of sources to their definitions for
 # kolla_install_type=source. See kolla.common.config for details.
 # Example:
diff --git a/releasenotes/notes/kolla-tag-and-suffix-a223b0c7173a245e.yaml b/releasenotes/notes/kolla-tag-and-suffix-a223b0c7173a245e.yaml
new file mode 100644
index 000000000..4a4b546db
--- /dev/null
+++ b/releasenotes/notes/kolla-tag-and-suffix-a223b0c7173a245e.yaml
@@ -0,0 +1,7 @@
+---
+features:
+  - |
+    Adds a variable for controlling the tag applied to built container images -
+    ``kolla_tag``. This separates the configuration of the tag for image
+    building from that used for deployment (``kolla_openstack_release``).  The
+    default for ``kolla_tag`` is ``kolla_openstack_release``.