diff --git a/lib/rouge.rb b/lib/rouge.rb
index ac049c3f53..d4bc435c71 100644
--- a/lib/rouge.rb
+++ b/lib/rouge.rb
@@ -80,3 +80,4 @@ def highlight(text, lexer, formatter, &b)
 load load_dir.join('rouge/themes/monokai_sublime.rb')
 load load_dir.join('rouge/themes/gruvbox.rb')
 load load_dir.join('rouge/themes/tulip.rb')
+load load_dir.join('rouge/themes/pastie.rb')