1 files changed, 2 insertions, 1 deletions

diff --git a/Gemfile b/Gemfile
index f20fb86..6edab2a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,2 +1,3 @@
 source 'https://rubygems.org'
-gem 'github-pages' 
+gem 'github-pages'
+gem 'wdm', '>= 0.1.0' if Gem.win_platform?