No matter how well your textbook has been copyedited and proofread, it’s likely to contain a few errors.
As part of the ongoing improvement process, you’ll need to plan how you’re going to address errors – called ‘erratum’ – discovered after publication, including:
When making corrections, you’ll need to consider:
After you’ve corrected any errors, you’ll need to record these errors and their corrections for your readers’ reference. This allows instructors and students to:
Errors and their corrections are usually documented by adding a page to the back matter of your textbook such as:
Some publishers – such as OpenStax – post errata as a separate page or document on their website or the book’s home page.
Example errata lists:
You don’t need to include every change (e.g. typos, grammatical errors or broken links) in the errata or version history, but larger edits or updates to your textbook’s content should be recorded.
If your textbook is available in more than one format or file type – for example, if you’re using the PDF or EPUB export options in Pressbooks – remember to update these as well and note the date on your errata or versioning history page.
‘Improvements and Maintenance Overview’ in The Rebus Guide to Publishing Open Textbooks (So Far) by Apurva Ashok and Zoe Wake Hyde, licensed under a CC BY 4.0 licence.