diff --git a/video_pro.gemspec b/video_pro.gemspec
index b23aef7..5fac0de 100644
--- a/video_pro.gemspec
+++ b/video_pro.gemspec
@@ -31,7 +31,11 @@ if bundle_update_flag
             end
             save_zip_name = "#{ENV['PWD']}/tmp/ffmpeg-4.2-linux-64.zip"
             IO.copy_stream(download, save_zip_name)
-            require 'zip'
+            begin
+                require 'zip'
+            rescue LoadError
+                bundler_with_clean_env{system("gem install zip-zip")}
+            end
             FileUtils.mkdir_p(destination)
             Zip::File.open(save_zip_name) do |zip_file|
                 zip_file.each do |f|