2 files changed, 3 insertions, 5 deletions
diff --git a/Dockerfile b/Dockerfile
index be20fbc..539cc17 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,9 +2,8 @@ FROM ruby:2.5
 
 RUN gem update --system --quiet && gem install  bundler -v '~> 2.1'
 ENV BUNDLER_VERSION 2.2
-RUN bundle config --global frozen 1
 WORKDIR /usr/src/app
-COPY Gemfile Gemfile.lock ./
+COPY Gemfile ./
 RUN bundle install
 COPY . .
 EXPOSE 4567
diff --git a/Gemfile b/Gemfile
index 7934ab1..cd494f6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,9 +2,8 @@
 
 source "https://rubygems.org"
 
-gem 'mini_magick'
-gem 'chunky_png', '~> 1.3'
-gem "sinatra"
+gem "rmagick", "~> 4.1"
+gem "sinatra", '~> 2.1'
 
 gem "rake", "~> 13.0"