diff --git a/lib/repubmark/elems/article.rb b/lib/repubmark/elems/article.rb
index 8d86251..1c2c740 100644
--- a/lib/repubmark/elems/article.rb
+++ b/lib/repubmark/elems/article.rb
@@ -68,7 +68,7 @@ module Repubmark
       end
 
       def method_missing(method_name, ...)
-        raise 'Chapters after chapters' if @epilogue
+        raise 'Chapters after epilogue' if @epilogue
 
         chapter = @chapter || Chapter.new(self)
         if chapter.respond_to? method_name