composer installs drupal/select_or_other but removes drupal/imce

Problem/Motivation

When I try to require drupal/select_or_other composer will remove drupal/imce

Steps to reproduce

composer require 'drupal/select_or_other:1.x-dev@dev'
./composer.json has been updated
Running composer update drupal/select_or_other
Loading composer repositories with package information
Updating dependencies
Lock file operations: 0 installs, 1 update, 0 removals
- Upgrading drupal/select_or_other (1.0.0-alpha4 => dev-1.x 1812d2b)
Writing lock file
Installing dependencies from lock file (including require-dev)
Package operations: 1 install, 0 updates, 1 removal
- Syncing drupal/select_or_other (dev-1.x 1812d2b) into cache
- Removing drupal/imce (2.3.0)
Deleting web/modules/contrib/imce - deleted
- Installing drupal/select_or_other (dev-1.x 1812d2b): Cloning 1812d2bcd0 from cache

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes