How to maintain documentation over time - Mintlify

Documentation Index

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Documentation drifts from the product the moment it’s published. Features change, APIs evolve, and UI elements get renamed. Without deliberate maintenance, documentation quietly becomes a liability—users follow outdated steps, encounter errors, and lose trust in your product. This guide covers how to build maintenance into your workflow so documentation stays accurate without requiring constant team-wide effort.

Assign ownership

Assign an owner to each section of your docs. Owners keep the content accurate and fix problems as they arise. Ownership doesn’t have to mean a single person writes everything. It means someone is accountable for accuracy. Common ownership models:

• Centralized: A documentation team or technical writer owns all content. Works well for smaller teams and products where the docs team has enough context to maintain everything.
• Distributed: Product, engineering, or team leads own documentation for their areas. Works well for larger products with specialized domains. Requires a coordinator to ensure consistency and catch gaps.
• Hybrid: A docs team owns core content (getting started, navigation, style), while domain teams own technical reference and guides for their features.

Whichever model you use, make ownership visible—in the files themselves, in a shared spreadsheet, or in your project management tool.

Build a review cadence

Regular reviews catch problems before users do. The right cadence depends on how fast your product changes.

Trigger-based reviews

The most reliable approach is reviewing documentation whenever the product changes:

• Update docs in the same pull request as the code change
• Include a documentation check in your feature launch checklist
• Require a docs sign-off before closing any ticket that changes user-facing behavior

This is more sustainable than scheduled reviews because the documentation update happens while the change is fresh in the engineer’s or product manager’s mind.

Scheduled reviews

For content not tied to a specific feature, scheduled reviews catch accumulating drift:

• Monthly: Review high-traffic pages for accuracy. These pages affect the most users, so they’re worth more frequent attention.
• Quarterly: Audit pages flagged with low feedback scores or high support ticket correlation.
• Annually: Full content audit—look for outdated examples, superseded approaches, and content that no longer reflects the product.

Use automation to surface stale content

Manually tracking review dates across hundreds of pages doesn’t scale. Automate what you can:

• Flag pages without updates in over 90 days for review
• Monitor search analytics for queries that return no results—these often signal content that should exist but doesn’t
• Use CI checks to enforce frontmatter requirements and catch broken links on every pull request

Use automations to run automated maintenance checks on a schedule—flagging stale content, checking for missing metadata, or surfacing pages with consistent low feedback scores.

Automate what you can

Automation can’t replace editorial judgment, but it reduces the manual work required to catch common problems.

• Broken links: Run mint broken-links before publishing to catch broken internal and external links before users encounter them.
• Style enforcement: A linter like Vale checks prose against configurable rules—terminology consistency, passive voice, missing punctuation—on every pull request. See Style and tone for more on linting.
• API reference updates: If you generate your API reference from an OpenAPI specification, automate spec generation as part of your release pipeline so the reference never falls behind.

Know when to rewrite

Incremental fixes don’t always work. When a page has accumulated too many caveats, workarounds, and contradictions, editing it becomes harder than starting over. Signs a page needs a rewrite rather than edits:

• Users consistently report confusion despite multiple rounds of editing
• The page has grown to cover multiple distinct topics that should be separate pages
• The product has changed so fundamentally that the page’s structure no longer maps to how the feature works
• More than half the content is edge cases, caveats, or “this doesn’t apply if” exceptions

A rewrite is less daunting when you start with a structured audit: document what’s missing, what’s misleading, and what’s redundant before writing anything. Complete rewrites in focused sprints rather than trying to do everything at once.

Remove what no longer belongs

Wrong documentation is worse than no documentation. Users who follow inaccurate steps waste time and lose confidence in your product and your team. When content is completely inaccurate and you can’t fix it immediately, remove it rather than leaving it up. When removing content:

• Set up a redirect from the old URL to the most relevant current page
• Check for internal links pointing to the removed page and update them
• Consider whether a brief note in the changelog is appropriate if the page was widely used

Frequently asked questions

How do I get engineers to update documentation when they ship features?

Make it a required step, not a request. Include documentation in your definition of done for features. Put documentation updates in the same pull request as code changes—this keeps context fresh and makes it easy to review together. When engineers understand that outdated docs generate support tickets that come back to them, the incentive to maintain them becomes clearer.

How do I handle documentation for deprecated features?

Keep deprecated documentation accessible but clearly marked. Add a notice at the top of the page indicating that the team has deprecated the feature, when it goes away, and what users should migrate to. Don’t delete the page until you actually remove the feature—users on older versions still need it. After removal, redirect the URL to the migration guide or the replacement feature’s documentation.

What's the minimum viable maintenance process for a small team?

Two practices cover most of the value: update documentation in the same PR as code changes, and run mint broken-links before every publish. These two habits prevent the most common categories of drift—outdated instructions and dead links—without requiring dedicated documentation infrastructure. Add scheduled reviews and automation as the team and product grow.

How do I prioritize documentation debt?

By impact. A stale page with 5,000 monthly views and low satisfaction scores is more urgent than an outdated page no one reads. Use analytics to rank content by traffic, cross-reference with feedback scores, and correlate with support ticket volume to build a prioritized list. Fix the pages users are actually hitting, not the ones that feel messy to the team.