--- a/Gemfile
+++ b/Gemfile
@@ -389,13 +389,12 @@
 gem 'sys-filesystem', '~> 1.1', '>= 1.1.6'
 
 # SSH host key support
-gem 'net-ssh', '~> 4.2'
+gem 'net-ssh', '~> 5.0'
 gem 'sshkey', '~> 1.9'
 
 # Required for ED25519 SSH host key support
 group :ed25519 do
-  gem 'rbnacl-libsodium'
-  gem 'rbnacl', '~> 4.0'
+  gem 'ed25519', '~> 1.2'
   gem 'bcrypt_pbkdf', '~> 1.0'
 end