Gemfile.lock in scalingo_backups_manager-0.3.0 vs Gemfile.lock in scalingo_backups_manager-0.4.0

@@ -1,10 +1,11 @@
 PATH
   remote: .
   specs:
     scalingo_backups_manager (0.3.0)
       httparty (~> 0.18)
+      net-sftp (~> 3.0.0)
       scalingo (~> 3.0)
       thor (~> 1.1)
 
 GEM
   remote: https://rubygems.org/
@@ -31,9 +32,12 @@
     mime-types-data (3.2021.0225)
     minitest (5.14.4)
     multi_json (1.15.0)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
+    net-sftp (3.0.0)
+      net-ssh (>= 5.0.0, < 7.0.0)
+    net-ssh (6.1.0)
     rake (12.3.3)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
       rspec-expectations (~> 3.10.0)
       rspec-mocks (~> 3.10.0)