diff --git a/CHANGELOG.md b/CHANGELOG.md
index 38f12f5f5..a386ad8d5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
+### Fixed
+- Production styles not being generated on CI [#804](https://github.com/hmrc/assets-frontend/pull/804)
 
 ## [2.248.0] - 2017-08-23
 ### Added
diff --git a/gulpfile.js/tasks/build.js b/gulpfile.js/tasks/build.js
index d17e074d7..943253ed7 100644
--- a/gulpfile.js/tasks/build.js
+++ b/gulpfile.js/tasks/build.js
@@ -8,7 +8,7 @@ gulp.task('build', ['changelog', 'clean', 'test'], function () {
   global.location = undefined
 
   runSequence(
-    ['images', 'svg', 'error-pages'],
+    ['sass', 'images', 'svg', 'error-pages'],
     ['browserify', 'concatEncryption'],
     'modernizr',
     'version',