diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20a836572b36..1f8fbbacfe69 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-- Nothing yet!
+### Fixed
+
+- Use absolute paths when resolving changed files for resilience against working directory changes ([#9032](https://github.com/tailwindlabs/tailwindcss/pull/9032))
 
 ## [3.1.8] - 2022-08-05
 
diff --git a/src/lib/setupTrackingContext.js b/src/lib/setupTrackingContext.js
index a3d7ae49275e..37b42cdbae20 100644
--- a/src/lib/setupTrackingContext.js
+++ b/src/lib/setupTrackingContext.js
@@ -96,7 +96,7 @@ function resolvedChangedContent(context, candidateFiles, fileModifiedMap) {
 function resolveChangedFiles(candidateFiles, fileModifiedMap) {
   let changedFiles = new Set()
   env.DEBUG && console.time('Finding changed files')
-  let files = fastGlob.sync(candidateFiles)
+  let files = fastGlob.sync(candidateFiles, { absolute: true })
   for (let file of files) {
     let prevModified = fileModifiedMap.has(file) ? fileModifiedMap.get(file) : -Infinity
     let modified = fs.statSync(file).mtimeMs