diff --git a/.gitignore b/.gitignore
index 6d2683d..414a4bb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,4 @@ aws_info
 scratch
 .DS_Store
 
+Gemfile.lock
diff --git a/Gemfile b/Gemfile
index 10f257b..f348d27 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby '2.7.2'
+#ruby '3.1.2'
 
 git_source(:github) do |repo_name|
   repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
@@ -18,7 +18,7 @@ gem 'will_paginate-bootstrap4', '~> 0.1.2'
 gem 'bootstrap', '~> 4.3.1'
 gem 'jquery-ui-rails'
 gem 'filterrific', '~> 2.1', '>= 2.1.2'
-gem "puma", ">= 4.3.8"
+gem "puma", "~> 4.3.9"
 gem 'sass-rails', '~> 5.0'
 gem 'uglifier', '>= 1.3.0'
 gem 'coffee-rails', '~> 4.2'
@@ -31,7 +31,7 @@ gem 'loofah', '~>2.3.1'
 gem 'bootsnap',  require: false
 
 group :development, :test do
-  gem 'sqlite3', '1.3.12'
+	gem 'sqlite3', '~> 1.3', '>= 1.3.11'
 	gem 'byebug', '9.0.6', 	platform: :mri
 end
 
@@ -44,5 +44,5 @@ group :development do
 end
 
 group :production do
-	gem 'pg'
+  gem 'pg', '~> 1.4', '>= 1.4.4'
 end