1 files changed, 2 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index a1313f617..3f80e92e1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,6 +3,8 @@
 source 'https://rubygems.org'
 ruby '2.4.1'
 
+gem 'pkg-config'
+
 gem 'rails', '~> 5.0.2'
 gem 'sass-rails', '~> 5.0'
 gem 'uglifier', '>= 1.3.0'