diff --git a/lib/jekyll/document.rb b/lib/jekyll/document.rb
index 0410875d..3840375c 100644
--- a/lib/jekyll/document.rb
+++ b/lib/jekyll/document.rb
@@ -200,7 +200,7 @@ module Jekyll
           unless defaults.empty?
             @data = defaults
           end
-          @content = File.open(path, "rb:UTF-8") { |f| f.read }
+          @content = File.open(path, "rb", merged_file_read_opts(opts)) { |f| f.read }
           if content =~ /\A(---\s*\n.*?\n?)^(---\s*$\n?)/m
             @content = $POSTMATCH
             data_file = SafeYAML.load($1)