diff --git a/.drone.yml b/.drone.yml
index 85cb91a..7d7c463 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -11,7 +11,9 @@ pipeline:
     image: ruby
     environment:
       - BUNDLE_PATH=/drone/.bundle
-    commands:
+      - LANG="en_US.UTF-8"
+      - LC_ALL="en_US.UTF-8"
+    commands: 
       - bundle install
       - JEKYLL_ENV=production bundle exec jekyll build && bundle exec htmlproofer _site/ --disable-external
   rebuild-cache: