diff --git a/devstack/lib/ironic b/devstack/lib/ironic
index aab15e7c3c..a967acdd2a 100644
--- a/devstack/lib/ironic
+++ b/devstack/lib/ironic
@@ -125,7 +125,7 @@ IRONIC_VM_LOG_ROTATE=$(trueorfalse True IRONIC_VM_LOG_ROTATE)
 IRONIC_BUILD_DEPLOY_RAMDISK=$(trueorfalse True IRONIC_BUILD_DEPLOY_RAMDISK)
 
 # Ironic IPA ramdisk type, supported types are: coreos, tinyipa.
-IRONIC_RAMDISK_TYPE=${IRONIC_RAMDISK_TYPE:-coreos}
+IRONIC_RAMDISK_TYPE=${IRONIC_RAMDISK_TYPE:-tinyipa}
 
 # If not use DIB, these files are used as deploy ramdisk/kernel.
 # (The value must be an absolute path)
@@ -170,7 +170,7 @@ IRONIC_SERVICE_PORT=${IRONIC_SERVICE_PORT:-6385}
 IRONIC_HOSTPORT=${IRONIC_HOSTPORT:-$SERVICE_HOST:$IRONIC_SERVICE_PORT}
 
 # Enable iPXE
-IRONIC_IPXE_ENABLED=$(trueorfalse False IRONIC_IPXE_ENABLED)
+IRONIC_IPXE_ENABLED=$(trueorfalse True IRONIC_IPXE_ENABLED)
 IRONIC_HTTP_DIR=${IRONIC_HTTP_DIR:-$IRONIC_DATA_DIR/httpboot}
 IRONIC_HTTP_SERVER=${IRONIC_HTTP_SERVER:-$HOST_IP}
 IRONIC_HTTP_PORT=${IRONIC_HTTP_PORT:-8088}