diff --git a/package.json b/package.json
index a1c5dc61..467b679d 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "govuk_template_jinja": "^0.24.1",
     "gulp": "^4.0.0",
     "gulp-nodemon": "^2.1.0",
-    "gulp-sass": "^4.0.1",
+    "gulp-sass": "^5.0.0",
     "gulp-sass-variables": "^1.2.0",
     "gulp-sourcemaps": "^2.6.0",
     "keypather": "^3.0.0",