diff --git a/src/Gemfile b/src/Gemfile
new file mode 100644
index 0000000..e509673
--- /dev/null
+++ b/src/Gemfile
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
+
+# gem "rails"
+
+gem "sinatra"
+gem "sqlite3"
+gem "slim"