explicitly set utf-8 encoding, just in case needed
diff --git a/_config.yml b/_config.yml
index 3ace34a..5e39e69 100644
--- a/_config.yml
+++ b/_config.yml
@@ -5,6 +5,8 @@
 #
 #     jekyll serve --watch
 
+encoding: utf-8
+
 # See in _build/ for more advanced dev and prod considerations.
 
 # links should either be relative or use {{site.path.website}}