diff --git a/.travis.yml b/.travis.yml
index fe4a530..ae1aeb0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,3 +8,7 @@ language: ruby
 script: script/cibuild
 sudo: false
 cache: bundler
+
+env:
+  global:
+    - NOKOGIRI_USE_SYSTEM_LIBRARIES=true