---
title: "Dockerfiles and build-step caching"
description: "How can you predict layer reuse after a Dockerfile change?"
status: "coming-soon"
language: "en"
canonical: "https://bulnik.dev/en/articles/topics/T28.01/"
topicId: "T28.01"
---

> Coming soon — this article is being prepared. Below are its question, intended outcome, and place in the story.

## The question

How can you predict layer reuse after a Dockerfile change?

## What we will work through

Predict layer reuse after a Dockerfile change.

## Before you begin

Previously covered: Image layers and copy-on-write.

- [Image layers and copy-on-write](/en/articles/topics/T27.04/)