diff --git a/lib/ironic b/lib/ironic
index fd7c816374..2fad0b5ec2 100644
--- a/lib/ironic
+++ b/lib/ironic
@@ -497,8 +497,12 @@ function enroll_vms {
     done < $IRONIC_VM_MACS_CSV_FILE
 
     # create the nova flavor
+    # NOTE(adam_g): Attempting to use an autogenerated UUID for flavor id here uncovered
+    # bug (LP: #1333852) in Trove.  This can be changed to use an auto flavor id when the
+    # bug is fixed in Juno.
     local adjusted_disk=$(($IRONIC_VM_SPECS_DISK - $IRONIC_VM_EPHEMERAL_DISK))
-    nova flavor-create --ephemeral $IRONIC_VM_EPHEMERAL_DISK baremetal auto $IRONIC_VM_SPECS_RAM $adjusted_disk $IRONIC_VM_SPECS_CPU
+    nova flavor-create --ephemeral $IRONIC_VM_EPHEMERAL_DISK baremetal 551 $IRONIC_VM_SPECS_RAM $adjusted_disk $IRONIC_VM_SPECS_CPU
+
     # TODO(lucasagomes): Remove the 'baremetal:deploy_kernel_id'
     # and 'baremetal:deploy_ramdisk_id' parameters
     # from the flavor after the completion of