diff --git a/Dockerfile b/Dockerfile
index 7400721..314794e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ RUN apk add --no-cache \
 WORKDIR /app
 
 ARG GIT_HASH
-ENV GIT_HASH ${GIT_HASH:-60445db1a79439f49f072fffc6edcf16142d3196}
+ENV GIT_HASH ${GIT_HASH:-e03721be245a6749164caead59698e0118f3efd8}
 
 ENV RAILS_ENV development
 ENV RACK_ENV development
diff --git a/Gemfile b/Gemfile
index 985c575..ee4b8d4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,30 +5,30 @@ git_source(:github) do |repo_name|
   "https://github.com/#{repo_name}.git"
 end
 
-ruby '~> 2.5.0'
+ruby '~> 2.5.1'
 
-gem 'rails', '~> 5.2.1'
+gem 'rails', '~> 5.2', '>=5.2.2'
 gem 'pg', '~> 1.0'
 gem 'puma', '~> 3.12'
 
-gem 'active_model_serializers', '~> 0.10.7'
+gem 'active_model_serializers', '~> 0.10.8'
 gem 'bootsnap', '~> 1.3', require: false
 gem 'counter_culture', '~> 1.12'
-gem 'devise', '~> 4.3'
-gem 'dotenv-rails', '~> 2.5'
+gem 'devise', '~> 4.5'
+gem 'dotenv-rails', '~> 2.6'
 gem 'uglifier', '~> 4.1'
-gem 'webpacker', git: 'https://github.com/rails/webpacker.git'
-gem 'factory_bot_rails', '~> 4.8'
-gem 'faker', '~> 1.7', '>= 1.7.3'
-gem 'rspec-rails', '~> 3.7'
+gem 'webpacker', '4.0.0.pre.pre.2' 
+gem 'factory_bot_rails', '~> 4.11'
+gem 'faker', '~> 1.9'
+gem 'rspec-rails', '~> 3.8'
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
 gem 'awesome_print', '~> 1.8'
 gem 'better_errors', '~> 2.4'
 gem 'binding_of_caller', '~> 0.8.0'
 gem 'debug-extras'
-gem 'listen', '>= 3.0.5', '< 3.2'
+gem 'listen', '~> 3.1'
 gem 'pry-rails'
-gem 'web-console', '>= 3.3.0'
+gem 'web-console', '~> 3.7'
 gem 'spring'
-gem 'spring-watcher-listen', '~> 2.0.0'
+gem 'spring-watcher-listen', '~> 2.0'
 gem 'sqlite3'