diff --git a/docker/monasca/monasca-grafana/Dockerfile.j2 b/docker/monasca/monasca-grafana/Dockerfile.j2
index c296b8b591..9e2d46adf7 100644
--- a/docker/monasca/monasca-grafana/Dockerfile.j2
+++ b/docker/monasca/monasca-grafana/Dockerfile.j2
@@ -53,7 +53,8 @@ ARG monasca_grafana_url=https://github.com/monasca/grafana/archive/$monasca_graf
 # NOTE(yoctozepto): Update npm to 6.x version to avoid issues with metadata parsing.
 # NPM installs itself in /usr/local/bin (the default in Ubuntu) which is not in the PATH.
 # This is forced for all distros to avoid conflicts with native packages.
-RUN gem install rake:"~>12" fpm \
+# NOTE(mgoddard): childprocess 3.0.0 and ffi 1.13.0 depend on Ruby 2.3.
+RUN gem install rake:"~>12" ffi:"<1.13.0" childprocess:"<2.0.0" fpm \
     && curl -sSL -o /tmp/monasca-grafana.tgz ${monasca_grafana_url} \
     && mkdir -p ${monasca_grafana_build_path} \
     && tar --strip 1 -xvf /tmp/monasca-grafana.tgz -C ${monasca_grafana_build_path} \
diff --git a/kolla/common/config.py b/kolla/common/config.py
index 48ea79033d..88f38beb52 100755
--- a/kolla/common/config.py
+++ b/kolla/common/config.py
@@ -323,7 +323,7 @@ SOURCES = {
     'bifrost-base': {
         'type': 'url',
         'location': ('$tarballs_base/bifrost/'
-                     'bifrost-7.2.0.tar.gz')},
+                     'bifrost-7.2.1.tar.gz')},
     'blazar-base': {
         'type': 'url',
         'location': ('$tarballs_base/blazar/'