Steps to replicate the issue (include links if applicable):

• enwiki
• Edit a sandbox using visual editor
• Type WP:BLP
• Select and wikilink it using ctrl-k

What happens?:

• It will change the suggested link to Wikipedia:BLP

What should have happened instead?:

• It should keep it at WP:BLP

Software version (skip for WMF-hosted wikis like Wikipedia):

Other information (browser name/version, screenshots, etc.):