lib/govspeak.rb in govspeak-8.2.0 vs lib/govspeak.rb in govspeak-8.2.1

@@ -449,9 +449,11 @@
     def encode(text)
       HTMLEntities.new.encode(text)
     end
 
     def add_acronym_alt_text(html)
+      return unless html
+
       @acronyms.each do |acronym|
         html.gsub!(acronym[0], "<abbr title=\"#{acronym[1].strip}\">#{acronym[0]}</abbr>")
       end
 
       html