diff --git a/devstack/lib/magnum b/devstack/lib/magnum
index 4a19e1bbdb..33a2c7f6b8 100644
--- a/devstack/lib/magnum
+++ b/devstack/lib/magnum
@@ -16,6 +16,7 @@
 # - create_magnum_conf
 # - init_magnum
 # - magnum_register_image
+# - magnum_configure_flavor
 # - start_magnum
 # - configure_iptables_magnum
 # - configure_apache_magnum
@@ -273,7 +274,7 @@ function magnum_register_image {
 
     local atomic="$(echo $MAGNUM_GUEST_IMAGE_URL | grep -io 'atomic' || true;)"
     if [ ! -z "$atomic" ]; then
-        magnum_image_property=$magnum_image_property"fedora-atomic"
+        magnum_image_property=$magnum_image_property"fedora-atomic --property hw_rng_model=virtio"
     fi
     local ubuntu="$(echo $MAGNUM_GUEST_IMAGE_URL | grep -io "ubuntu" || true;)"
     if [ ! -z "$ubuntu" ]; then
@@ -307,6 +308,16 @@ function magnum_register_image {
     openstack --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT --os-image-api-version 2 image set $image_name $magnum_image_property
 }
 
+#magnum_configure_flavor - set hw_rng property for flavor to address the potential entropy issue
+function magnum_configure_flavor {
+    local magnum_flavor_property="--property hw_rng:allowed=True --property hw_rng:rate_bytes=1024 --property hw_rng:rate_period=1"
+
+    local FLAVOR_LIST=$(openstack --os-url $NOVA_SERVICE_PROTOCOL://$NOVA_HOSTPORT --os-compute-api-version 2.1 flavor list -c Name -f value)
+    for flavor in ${FLAVOR_LIST}; do
+        openstack --os-url $NOVA_SERVICE_PROTOCOL://$NOVA_HOSTPORT --os-compute-api-version 2.1 flavor set $flavor $magnum_flavor_property
+    done
+}
+
 # install_magnumclient() - Collect source and prepare
 function install_magnumclient {
     if use_library_from_git "python-magnumclient"; then
diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index bfbd8d5176..2006f9d188 100755
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -13,7 +13,7 @@ if is_service_enabled magnum-api magnum-cond; then
         echo_summary "Installing magnum"
         install_magnum
 
-        MAGNUM_GUEST_IMAGE_URL=${MAGNUM_GUEST_IMAGE_URL:-"https://download.fedoraproject.org/pub/alt/atomic/stable/Fedora-Atomic-27-20180419.0/CloudImages/x86_64/images/Fedora-Atomic-27-20180419.0.x86_64.qcow2"}
+        MAGNUM_GUEST_IMAGE_URL=${MAGNUM_GUEST_IMAGE_URL:-"https://dl.fedoraproject.org/pub/alt/atomic/stable/Fedora-29-updates-20190820.0/AtomicHost/x86_64/images/Fedora-AtomicHost-29-20190820.0.x86_64.qcow2"}
         IMAGE_URLS+=",${MAGNUM_GUEST_IMAGE_URL}"
 
         LIBS_FROM_GIT="${LIBS_FROM_GIT},python-magnumclient"
@@ -35,6 +35,7 @@ if is_service_enabled magnum-api magnum-cond; then
         # Initialize magnum
         init_magnum
         magnum_register_image
+        magnum_configure_flavor
 
         # Start the magnum API and magnum taskmgr components
         echo_summary "Starting magnum"
diff --git a/magnum/tests/contrib/gate_hook.sh b/magnum/tests/contrib/gate_hook.sh
index 9837489bc5..d7347e10c6 100755
--- a/magnum/tests/contrib/gate_hook.sh
+++ b/magnum/tests/contrib/gate_hook.sh
@@ -88,8 +88,8 @@ elif [ "${coe}${special}" = "k8s-ironic" ]; then
     export DEVSTACK_LOCAL_CONFIG+=$'\n'"IRONIC_VM_SPECS_DISK=10"
     export DEVSTACK_LOCAL_CONFIG+=$'\n'"IRONIC_VM_EPHEMERAL_DISK=5"
 else
-    export DEVSTACK_LOCAL_CONFIG+=$'\n'"MAGNUM_GUEST_IMAGE_URL='${NODEPOOL_ATOMIC_MIRROR}/atomic/stable/Fedora-Atomic-27-20180419.0/CloudImages/x86_64/images/Fedora-Atomic-27-20180419.0.x86_64.qcow2'"
-    export DEVSTACK_LOCAL_CONFIG+=$'\n'"MAGNUM_IMAGE_NAME='Fedora-Atomic-27-20180419.0.x86_64'"
+    export DEVSTACK_LOCAL_CONFIG+=$'\n'"MAGNUM_GUEST_IMAGE_URL='${NODEPOOL_ATOMIC_MIRROR}/atomic/stable/Fedora-29-updates-20190820.0/AtomicHost/x86_64/images/Fedora-AtomicHost-29-20190820.0.x86_64.qcow2'"
+    export DEVSTACK_LOCAL_CONFIG+=$'\n'"MAGNUM_IMAGE_NAME='Fedora-AtomicHost-29-20190820.0.x86_64'"
 fi
 
 # Enable magnum plugin in the last step