diff --git a/.gitignore b/.gitignore
index 68a7dbc..61b158e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 *.sw*
 tmp/
 pkg/
+Gemfile.lock
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..fa75df1
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,3 @@
+source 'https://rubygems.org'
+
+gemspec