diff --git a/Gemfile b/Gemfile
index 0b5c7f1..3208b80 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,6 @@
 # If you do not have OpenSSL installed, change
 # the following line to use 'http://'
 source 'https://rubygems.org'
-ruby "2.3.7"
 
 # For faster file watcher updates on Windows:
 gem 'wdm', '~> 0.1.0', platforms: [:mswin, :mingw]