--- alexandria-book-collection-manager-0.7.4/lib/alexandria/export_library.rb.export_html	2020-01-03 16:17:05.053552865 +0900

+++ alexandria-book-collection-manager-0.7.4/lib/alexandria/export_library.rb	2020-01-03 16:24:11.989122168 +0900

@@ -302,7 +302,7 @@

           xhtml << <<~EOS

                  src="#{File.join('pixmaps', final_cover(book))}"

-                 alt="Cover file for '#{xhtml_escape(book.title)}'"

+                 alt="Cover file for '#{xhtml_escape(book.title).force_encoding("UTF-8")}'"

                  height="#{image_s.height}" width="#{image_s.width}"

             />

           EOS

@@ -314,7 +314,7 @@

         unless book.title.nil?

           xhtml << <<~EOS

-            
#{xhtml_escape(book.title)}

+            
#{xhtml_escape(book.title).force_encoding("UTF-8")}

           EOS

         end

@@ -322,7 +322,7 @@

           xhtml << '
'

           book.authors.each do |author|

             xhtml << <<~EOS

-              
#{xhtml_escape(author)}

+              
#{xhtml_escape(author).force_encoding("UTF-8")}

             EOS

           end

           xhtml << ""

@@ -330,13 +330,13 @@

         unless book.edition.nil?

           xhtml << <<~EOS

-            
#{xhtml_escape(book.edition)}

+            
#{xhtml_escape(book.edition).force_encoding("UTF-8")}

           EOS

         end

         unless book.publisher.nil?

           xhtml << <<~EOS

-            
#{xhtml_escape(book.publisher)}

+            
#{xhtml_escape(book.publisher).force_encoding("UTF-8")}

           EOS

         end