diff --git a/.ruby-version b/.ruby-version
index 944880fa..be94e6f5 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.2.0
+3.2.2
diff --git a/docker/Dockerfile b/docker/Dockerfile
index b0b4d97d..c9d0abf2 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -10,5 +10,4 @@ ENV DATABASE_CLEANER_ALLOW_REMOTE_DATABASE_URL true
 
 COPY ./ /srv/app/datagovuk_publish
 
-RUN gem install bundler --conservative && \
-    bundle install
+RUN gem install bundler && bundle install