app/services/hyrax/valkyrie_persist_derivatives.rb in hyrax-5.0.0.rc1 vs app/services/hyrax/valkyrie_persist_derivatives.rb in hyrax-5.0.0.rc2

@@ -30,10 +30,10 @@
       tmpfile.flush
       raise 'blank file detected' if output.zero?
 
       filename = filename(directives)
       Hyrax.logger.debug "Uploading derivative for FileSet #{file_set.id} as #{filename}"
-      uploader.upload(io: tmpfile, filename: filename, file_set: file_set, use: file_metadata(directives))
+      uploader.upload(io: tmpfile, filename: filename, file_set: file_set, use: file_metadata(directives), mime_type: directives[:mime_type])
     end
 
     # The filepath will look something like
     # /app/samvera/hyrax-webapp/derivatives/95/93/tv/12/3-thumbnail.jpeg and
     # we want to extract the FileSet id, which in this case would be 9593tv123