LINTIAN

# `doc-base-invalid-document-field`

The `Document` field should consist only of lowercase letters (`a-z`), digits (`0-9`), the plus sign (`+`), the minus sign (`-`) sign, or dots (`.`).

Uppercase letters are not allowed.

Severity: | `error`
Experimental: | `false`

## See also

- Document IDs (Section 2.2) in the Debian doc-base Manual

- list of all the affected packages
- the source of this tag