diff --git a/render.js b/render.js
index d0333a8..2a46114 100644
--- a/render.js
+++ b/render.js
@@ -24,7 +24,7 @@ const walk = async (path, filename) => {
   }
 }
 
-const ext_static = ['.css', '.js', '.otf', '.png', '.svg', '.txt', '.png', '.jpg', '.webp', 'client', 'server', '.pdf', '.ttf', '.xml']
+const ext_static = ['.css', '.js', '.otf', '.png', '.svg', '.txt', '.png', '.jpg', '.webp', 'client', 'server', '.pdf', '.ttf', '.xml', '.properties']
 const ext_md = ['.md', '.markdown']
 const ext_pug = ['.pug', '.jade']