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-rw-r--r--lib/rdoc/options.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/rdoc/options.rb b/lib/rdoc/options.rb
index 7a45a9c6109..792b473b793 100644
--- a/lib/rdoc/options.rb
+++ b/lib/rdoc/options.rb
@@ -971,7 +971,7 @@ Usage: #{opt.program_name} [options] [names...]
opt.on("--template-stylesheets=FILES", PathArray,
"Set (or add to) the list of files to",
"include with the html template.") do |value|
- @template_stylesheets << value
+ @template_stylesheets.concat value
end
opt.separator nil