Oop, the 'mailinglist' file was leftover from older ezmlm. Not created by ezmlm-make anymore.
Sender: <<#l#>@<#h#>>
Precedence: bulk
X-No-Archive: yes
List-Post: <mailto:test@lists.laika.com>
List-Help: <mailto:<#l#>-help@<#h#>>
List-Unsubscribe: <mailto:<#l#>-unsubscribe@<#h#>>
List-Subscribe: <mailto:<#l#>-subscribe@<#h#>>