diff --git a/Gemfile b/Gemfile
index 175440fc0..de8e186c8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,18 +6,18 @@ gem "rails", "7.0.7.2"
 
 gem "bootsnap", require: false
 gem "dalli"
-gem "dartsass-rails"
 gem "faraday"
 gem "gds-api-adapters"
 gem "govspeak"
 gem "govuk_ab_testing"
 gem "govuk_app_config"
 gem "govuk_document_types"
-gem "govuk_publishing_components", path: "../govuk_publishing_components"
+gem "govuk_publishing_components", git: "https://github.com/alphagov/govuk_publishing_components.git", branch: "dart-sass-test"
 gem "plek"
 gem "rails-i18n"
 gem "rails_translation_manager"
 gem "rinku", require: "rails_rinku"
+gem "dartsass-rails"
 gem "slimmer"
 gem "sprockets-rails"
 gem "uglifier"
diff --git a/Gemfile.lock b/Gemfile.lock
index 5a74e8d4f..809ddad5e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,9 @@
-PATH
-  remote: ../govuk_publishing_components
+GIT
+  remote: https://github.com/alphagov/govuk_publishing_components.git
+  revision: 50bf3d2e628e37bcb408e49b566d5f516c7fd5a3
+  branch: dart-sass-test
   specs:
-    govuk_publishing_components (35.13.1)
+    govuk_publishing_components (35.18.0)
       govuk_app_config
       govuk_personalisation (>= 0.7.0)
       kramdown
@@ -219,14 +221,6 @@ GEM
     govuk_personalisation (0.15.0)
       plek (>= 1.9.0)
       rails (>= 6, < 8)
-    govuk_publishing_components (35.17.0)
-      govuk_app_config
-      govuk_personalisation (>= 0.7.0)
-      kramdown
-      plek
-      rails (>= 6)
-      rouge
-      sprockets (>= 3)
     govuk_schemas (4.7.0)
       json-schema (>= 2.8, < 4.2)
     govuk_test (3.0.1)